<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019d0150-62dc-77d7-8e08-eb02e0f3ddfd,g:f3eaf7f7-3af9-473f-bcb1-95e03f216640-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="https://xbrl.org/2023/arcrole/summation-item" xlink:type="simple" xlink:href="https://www.xbrl.org/2023/calculation-1.1.xsd#summation-item"/>
  <link:roleRef roleURI="http://www.cat.com/role/ConsolidatedStatementofResultsofOperations" xlink:type="simple" xlink:href="cat-20260331.xsd#ConsolidatedStatementofResultsofOperations"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/ConsolidatedStatementofResultsofOperations" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_cat_ProfitOfConsolidatedCompanies_019d0150-6786-7750-a6d5-65737117c4b4" xlink:href="cat-20260331.xsd#cat_ProfitOfConsolidatedCompanies"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_019d0150-6786-7e10-ac67-bac2214390fa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_cat_ProfitOfConsolidatedCompanies_019d0150-6786-7750-a6d5-65737117c4b4" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_019d0150-6786-7e10-ac67-bac2214390fa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019d0150-6786-7f7b-a59e-c483ac1adafc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_cat_ProfitOfConsolidatedCompanies_019d0150-6786-7750-a6d5-65737117c4b4" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019d0150-6786-7f7b-a59e-c483ac1adafc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_019d0150-6786-72b4-983e-ddd8287e8619" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherOperatingIncomeExpenseNet_019d0150-6786-7c65-afde-ea9c3e98f1ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherOperatingIncomeExpenseNet"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019d0150-6786-72b4-983e-ddd8287e8619" xlink:to="loc_us-gaap_OtherOperatingIncomeExpenseNet_019d0150-6786-7c65-afde-ea9c3e98f1ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019d0150-6786-7585-aa5a-3ea99392b87e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019d0150-6786-72b4-983e-ddd8287e8619" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019d0150-6786-7585-aa5a-3ea99392b87e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingInterestExpense_019d0150-6786-7107-ae60-1fee094cadf2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingInterestExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019d0150-6786-72b4-983e-ddd8287e8619" xlink:to="loc_us-gaap_FinancingInterestExpense_019d0150-6786-7107-ae60-1fee094cadf2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_019d0150-6786-7453-9871-c547175014fc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfRevenue"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019d0150-6786-72b4-983e-ddd8287e8619" xlink:to="loc_us-gaap_CostOfRevenue_019d0150-6786-7453-9871-c547175014fc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_019d0150-6786-790c-8fac-844110795a3e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019d0150-6786-72b4-983e-ddd8287e8619" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_019d0150-6786-790c-8fac-844110795a3e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019d0150-6786-75ee-8397-a0b5c2f7332e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_cat_ProfitOfConsolidatedCompanies_019d0150-6786-71ec-8556-f382e969c91f" xlink:href="cat-20260331.xsd#cat_ProfitOfConsolidatedCompanies"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_019d0150-6786-75ee-8397-a0b5c2f7332e" xlink:to="loc_cat_ProfitOfConsolidatedCompanies_019d0150-6786-71ec-8556-f382e969c91f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_019d0150-6786-7b44-a6cb-4c550dad4a6e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_019d0150-6786-75ee-8397-a0b5c2f7332e" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_019d0150-6786-7b44-a6cb-4c550dad4a6e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019d0150-6786-70ad-9042-0d19ceb4d811" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_019d0150-6786-71b1-b08a-0e795ca83fc2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpenses"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019d0150-6786-70ad-9042-0d19ceb4d811" xlink:to="loc_us-gaap_CostsAndExpenses_019d0150-6786-71b1-b08a-0e795ca83fc2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_019d0150-6786-7ae1-92d9-8f85295dec46" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019d0150-6786-70ad-9042-0d19ceb4d811" xlink:to="loc_us-gaap_Revenues_019d0150-6786-7ae1-92d9-8f85295dec46" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_019d0150-6786-7d6d-ba6e-78bce7d36c2d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019d0150-6786-71f2-802b-1aa48f835df9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_019d0150-6786-7d6d-ba6e-78bce7d36c2d" xlink:to="loc_us-gaap_OperatingIncomeLoss_019d0150-6786-71f2-802b-1aa48f835df9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_019d0150-6786-779c-828c-1a0da7f8d09f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_019d0150-6786-7d6d-ba6e-78bce7d36c2d" xlink:to="loc_us-gaap_InterestExpenseNonoperating_019d0150-6786-779c-828c-1a0da7f8d09f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_019d0150-6786-77df-b9ad-db86c4ee458c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_019d0150-6786-7d6d-ba6e-78bce7d36c2d" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_019d0150-6786-77df-b9ad-db86c4ee458c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019d0150-6786-7f3e-9878-9f370d42d4b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019d0150-6786-7f79-a8ce-99d9a934d9a0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019d0150-6786-7f3e-9878-9f370d42d4b0" xlink:to="loc_us-gaap_ProfitLoss_019d0150-6786-7f79-a8ce-99d9a934d9a0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_019d0150-6786-7ae6-ba78-63e4bc7d0c32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019d0150-6786-7f3e-9878-9f370d42d4b0" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_019d0150-6786-7ae6-ba78-63e4bc7d0c32" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/ConsolidatedStatementofComprehensiveIncome" xlink:type="simple" xlink:href="cat-20260331.xsd#ConsolidatedStatementofComprehensiveIncome"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/ConsolidatedStatementofComprehensiveIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d0150-6786-7e37-a2d5-6db8bd93c26a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_019d0150-6786-7057-8a5d-9a85c8d103e5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d0150-6786-7e37-a2d5-6db8bd93c26a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_019d0150-6786-7057-8a5d-9a85c8d103e5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019d0150-6786-7e4b-8595-abfab7da7459" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d0150-6786-7e37-a2d5-6db8bd93c26a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019d0150-6786-7e4b-8595-abfab7da7459" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019d0150-6786-7ce1-bbd4-ed8dccc992df" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d0150-6786-7e37-a2d5-6db8bd93c26a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019d0150-6786-7ce1-bbd4-ed8dccc992df" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_019d0150-6786-7602-bffd-366a33d551c6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d0150-6786-7e37-a2d5-6db8bd93c26a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_019d0150-6786-7602-bffd-366a33d551c6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-7e32-98b2-71bf8740c458" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019d0150-6786-7f4e-ac22-fb10ae3de1a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-7e32-98b2-71bf8740c458" xlink:to="loc_us-gaap_ProfitLoss_019d0150-6786-7f4e-ac22-fb10ae3de1a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d0150-6786-7452-9025-3604ec1aeea1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-7e32-98b2-71bf8740c458" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d0150-6786-7452-9025-3604ec1aeea1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019d0150-6786-7c11-b7af-d2065dd20efe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-7fe5-8623-666f63e14b8b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019d0150-6786-7c11-b7af-d2065dd20efe" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-7fe5-8623-666f63e14b8b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_019d0150-6786-7ab1-941a-c4b92f6c27be" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019d0150-6786-7c11-b7af-d2065dd20efe" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_019d0150-6786-7ab1-941a-c4b92f6c27be" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/ConsolidatedStatementofFinancialPosition" xlink:type="simple" xlink:href="cat-20260331.xsd#ConsolidatedStatementofFinancialPosition"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/ConsolidatedStatementofFinancialPosition" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019d0150-6786-7f04-bdf9-46ea944c5aad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_019d0150-6786-77f0-bd11-cdda661e871c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d0150-6786-7f04-bdf9-46ea944c5aad" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_019d0150-6786-77f0-bd11-cdda661e871c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019d0150-6786-7bef-a2cd-9966c758a7ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d0150-6786-7f04-bdf9-46ea944c5aad" xlink:to="loc_us-gaap_LiabilitiesCurrent_019d0150-6786-7bef-a2cd-9966c758a7ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent_019d0150-6786-7aeb-86f4-4194444abcf9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d0150-6786-7f04-bdf9-46ea944c5aad" xlink:to="loc_us-gaap_PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent_019d0150-6786-7aeb-86f4-4194444abcf9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019d0150-6786-7596-85c7-31fb0206d23d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d0150-6786-7f04-bdf9-46ea944c5aad" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019d0150-6786-7596-85c7-31fb0206d23d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019d0150-6786-729b-ab53-71295b47495a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019d0150-6786-7d85-b1f8-39cc6234f168" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d0150-6786-729b-ab53-71295b47495a" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019d0150-6786-7d85-b1f8-39cc6234f168" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_019d0150-6786-7f59-ba14-1f3c8711158c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d0150-6786-729b-ab53-71295b47495a" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_019d0150-6786-7f59-ba14-1f3c8711158c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesAndLoansReceivableNetCurrent_019d0150-6786-77b8-b46a-b3c31272088d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NotesAndLoansReceivableNetCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d0150-6786-729b-ab53-71295b47495a" xlink:to="loc_us-gaap_NotesAndLoansReceivableNetCurrent_019d0150-6786-77b8-b46a-b3c31272088d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019d0150-6786-7c84-be03-d154d66ea92b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d0150-6786-729b-ab53-71295b47495a" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019d0150-6786-7c84-be03-d154d66ea92b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_019d0150-6786-7c63-84e4-fcfc87590d17" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d0150-6786-729b-ab53-71295b47495a" xlink:to="loc_us-gaap_InventoryNet_019d0150-6786-7c63-84e4-fcfc87590d17" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019d0150-6786-79a1-aaaf-4a3ee658182b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_019d0150-6786-7fb7-af2e-f212b3bf5711" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermBorrowings"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d0150-6786-79a1-aaaf-4a3ee658182b" xlink:to="loc_us-gaap_ShortTermBorrowings_019d0150-6786-7fb7-af2e-f212b3bf5711" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_019d0150-6786-7f71-bdb4-e4fdbbddc771" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d0150-6786-79a1-aaaf-4a3ee658182b" xlink:to="loc_us-gaap_AccountsPayableCurrent_019d0150-6786-7f71-bdb4-e4fdbbddc771" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019d0150-6786-71f3-90bc-f9d0d3520d07" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d0150-6786-79a1-aaaf-4a3ee658182b" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_019d0150-6786-71f3-90bc-f9d0d3520d07" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019d0150-6786-7232-a61f-82e64571b61a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d0150-6786-79a1-aaaf-4a3ee658182b" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019d0150-6786-7232-a61f-82e64571b61a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019d0150-6786-7969-b730-776e7cfc94ff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d0150-6786-79a1-aaaf-4a3ee658182b" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019d0150-6786-7969-b730-776e7cfc94ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPayableCurrent_019d0150-6786-7ce8-b9c9-3b4e3fa2e582" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DividendsPayableCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d0150-6786-79a1-aaaf-4a3ee658182b" xlink:to="loc_us-gaap_DividendsPayableCurrent_019d0150-6786-7ce8-b9c9-3b4e3fa2e582" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_019d0150-6786-7288-96a8-2fc039a13923" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d0150-6786-79a1-aaaf-4a3ee658182b" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_019d0150-6786-7288-96a8-2fc039a13923" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_019d0150-6786-7e7d-81fc-018a38509de4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d0150-6786-79a1-aaaf-4a3ee658182b" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_019d0150-6786-7e7d-81fc-018a38509de4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-7beb-afdf-5778db970e75" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStocksIncludingAdditionalPaidInCapital_019d0150-6786-7931-9c79-da48410cadaf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStocksIncludingAdditionalPaidInCapital"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-7beb-afdf-5778db970e75" xlink:to="loc_us-gaap_CommonStocksIncludingAdditionalPaidInCapital_019d0150-6786-7931-9c79-da48410cadaf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValue_019d0150-6786-7db4-9861-90adcff4a164" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockValue"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-7beb-afdf-5778db970e75" xlink:to="loc_us-gaap_TreasuryStockValue_019d0150-6786-7db4-9861-90adcff4a164" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019d0150-6786-7c32-ac3c-7555c0d30e2c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-7beb-afdf-5778db970e75" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019d0150-6786-7c32-ac3c-7555c0d30e2c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019d0150-6786-74d6-a4c5-5b3c4c39182d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-7beb-afdf-5778db970e75" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019d0150-6786-74d6-a4c5-5b3c4c39182d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_019d0150-6786-75a8-8c8f-41b4e6ef9e24" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterest"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-7beb-afdf-5778db970e75" xlink:to="loc_us-gaap_MinorityInterest_019d0150-6786-75a8-8c8f-41b4e6ef9e24" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019d0150-6786-7105-a13b-3192af2e0d96" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019d0150-6786-7513-976a-16961bb5d00f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d0150-6786-7105-a13b-3192af2e0d96" xlink:to="loc_us-gaap_AssetsCurrent_019d0150-6786-7513-976a-16961bb5d00f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_019d0150-6786-7268-afbb-40d0cffca24c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d0150-6786-7105-a13b-3192af2e0d96" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_019d0150-6786-7268-afbb-40d0cffca24c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetNoncurrent_019d0150-6786-75b6-bfd9-c6a59195c28a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d0150-6786-7105-a13b-3192af2e0d96" xlink:to="loc_us-gaap_AccountsReceivableNetNoncurrent_019d0150-6786-75b6-bfd9-c6a59195c28a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesAndLoansReceivableNetNoncurrent_019d0150-6786-728e-ba8a-b90360ab71da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NotesAndLoansReceivableNetNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d0150-6786-7105-a13b-3192af2e0d96" xlink:to="loc_us-gaap_NotesAndLoansReceivableNetNoncurrent_019d0150-6786-728e-ba8a-b90360ab71da" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cat_NoncurrentDeferredAndRefundableIncomeTaxes_019d0150-6786-7a58-b7a6-e9dfad4fe2c3" xlink:href="cat-20260331.xsd#cat_NoncurrentDeferredAndRefundableIncomeTaxes"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d0150-6786-7105-a13b-3192af2e0d96" xlink:to="loc_cat_NoncurrentDeferredAndRefundableIncomeTaxes_019d0150-6786-7a58-b7a6-e9dfad4fe2c3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019d0150-6786-7054-abe1-899653ea5493" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d0150-6786-7105-a13b-3192af2e0d96" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019d0150-6786-7054-abe1-899653ea5493" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019d0150-6786-776e-ae75-45577cd1e2a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d0150-6786-7105-a13b-3192af2e0d96" xlink:to="loc_us-gaap_Goodwill_019d0150-6786-776e-ae75-45577cd1e2a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_019d0150-6786-7355-b7cd-91193b9bd94d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d0150-6786-7105-a13b-3192af2e0d96" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_019d0150-6786-7355-b7cd-91193b9bd94d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019d0150-6786-708c-af0a-043be61b2feb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-79e4-a79b-d1bd56154c58" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019d0150-6786-708c-af0a-043be61b2feb" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019d0150-6786-79e4-a79b-d1bd56154c58" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019d0150-6786-7f0c-a9ee-f6eba31e865a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019d0150-6786-708c-af0a-043be61b2feb" xlink:to="loc_us-gaap_Liabilities_019d0150-6786-7f0c-a9ee-f6eba31e865a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/ConsolidatedStatementofCashFlow" xlink:type="simple" xlink:href="cat-20260331.xsd#ConsolidatedStatementofCashFlow"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/ConsolidatedStatementofCashFlow" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d0150-6786-7644-859a-501be5cd289c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_019d0150-6786-74d4-a946-bacfb47c774e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d0150-6786-7644-859a-501be5cd289c" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_019d0150-6786-74d4-a946-bacfb47c774e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_019d0150-6786-7d1e-8d61-c6e127e41879" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOrSaleOfEquity"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d0150-6786-7644-859a-501be5cd289c" xlink:to="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_019d0150-6786-7d1e-8d61-c6e127e41879" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019d0150-6786-7180-8e2d-4f7807b3ef24" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d0150-6786-7644-859a-501be5cd289c" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019d0150-6786-7180-8e2d-4f7807b3ef24" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDebtMaturingInMoreThanThreeMonths_019d0150-6786-75fd-bed5-111bdc2e4ee1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromDebtMaturingInMoreThanThreeMonths"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d0150-6786-7644-859a-501be5cd289c" xlink:to="loc_us-gaap_ProceedsFromDebtMaturingInMoreThanThreeMonths_019d0150-6786-75fd-bed5-111bdc2e4ee1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebtMaturingInMoreThanThreeMonths_019d0150-6786-7152-8f34-eaeb5fc84cf3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfDebtMaturingInMoreThanThreeMonths"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d0150-6786-7644-859a-501be5cd289c" xlink:to="loc_us-gaap_RepaymentsOfDebtMaturingInMoreThanThreeMonths_019d0150-6786-7152-8f34-eaeb5fc84cf3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess_019d0150-6786-7b89-958f-bc69d7487818" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d0150-6786-7644-859a-501be5cd289c" xlink:to="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess_019d0150-6786-7b89-958f-bc69d7487818" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019d0150-6786-700d-8451-97b4a6487aeb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019d0150-6786-700d-8451-97b4a6487aeb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfFinanceReceivables_019d0150-6786-738e-8c62-27958f12a964" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromCollectionOfFinanceReceivables"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:to="loc_us-gaap_ProceedsFromCollectionOfFinanceReceivables_019d0150-6786-738e-8c62-27958f12a964" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_019d0150-6786-7989-b86c-d468839f7a12" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_019d0150-6786-7989-b86c-d468839f7a12" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities_019d0150-6786-707a-b9e9-611d1a47f3fc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:to="loc_us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities_019d0150-6786-707a-b9e9-611d1a47f3fc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019d0150-6786-7d5b-b2fc-fe2624bd44dc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019d0150-6786-7d5b-b2fc-fe2624bd44dc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireMarketableSecurities_019d0150-6786-7fe5-9a63-9279d82eafd3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireMarketableSecurities"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:to="loc_us-gaap_PaymentsToAcquireMarketableSecurities_019d0150-6786-7fe5-9a63-9279d82eafd3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfFinanceReceivables_019d0150-6786-7636-83ac-6417ef951452" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfFinanceReceivables"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:to="loc_us-gaap_ProceedsFromSaleOfFinanceReceivables_019d0150-6786-7636-83ac-6417ef951452" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireFinanceReceivables_019d0150-6786-7d7f-a723-f7646ac2b6a6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireFinanceReceivables"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:to="loc_us-gaap_PaymentsToAcquireFinanceReceivables_019d0150-6786-7d7f-a723-f7646ac2b6a6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019d0150-6786-755d-b8ad-488acb0ecd30" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019d0150-6786-755d-b8ad-488acb0ecd30" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_019d0150-6786-7ebb-a3cd-e405863399ea" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_019d0150-6786-7ebb-a3cd-e405863399ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireEquipmentOnLease_019d0150-6786-765e-a2de-7f16dee66059" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireEquipmentOnLease"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-70d3-adee-01fb1a32f69e" xlink:to="loc_us-gaap_PaymentsToAcquireEquipmentOnLease_019d0150-6786-765e-a2de-7f16dee66059" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d0150-6786-7921-a8aa-03aa002cb35d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-73a6-b752-e12961940d81" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d0150-6786-7921-a8aa-03aa002cb35d" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-73a6-b752-e12961940d81" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-753e-9a41-94d6cad0fb58" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d0150-6786-7921-a8aa-03aa002cb35d" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d0150-6786-753e-9a41-94d6cad0fb58" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019d0150-6786-7395-8bf0-8ee4d05fef3a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d0150-6786-7921-a8aa-03aa002cb35d" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019d0150-6786-7395-8bf0-8ee4d05fef3a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d0150-6786-71da-9e7d-2392504eed25" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d0150-6786-7921-a8aa-03aa002cb35d" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d0150-6786-71da-9e7d-2392504eed25" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_019d0150-6786-7f5b-a5c7-6bf90656a6e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_019d0150-6786-7f5b-a5c7-6bf90656a6e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019d0150-6786-74e9-9e71-ac041895c4da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019d0150-6786-74e9-9e71-ac041895c4da" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_019d0150-6786-7e23-8c09-715bbca68b77" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_019d0150-6786-7e23-8c09-715bbca68b77" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables_019d0150-6786-703b-9313-8ff6b3ea27d0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInReceivables"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_IncreaseDecreaseInReceivables_019d0150-6786-703b-9313-8ff6b3ea27d0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019d0150-6786-7c3e-8b0c-bd75ba66061c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019d0150-6786-7c3e-8b0c-bd75ba66061c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_019d0150-6786-7a1d-bc1c-936ace068d1f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_019d0150-6786-7a1d-bc1c-936ace068d1f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_019d0150-6786-7e96-bf38-150c71b28aee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_019d0150-6786-7e96-bf38-150c71b28aee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_019d0150-6786-7f48-bdbe-66f9cec55143" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_019d0150-6786-7f48-bdbe-66f9cec55143" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_019d0150-6786-7be6-b000-47ea21066800" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_019d0150-6786-7be6-b000-47ea21066800" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_019d0150-6786-7768-b81b-2785c9fdc4c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_019d0150-6786-7768-b81b-2785c9fdc4c0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_019d0150-6786-7ed3-b4bf-9925db55f5ad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_019d0150-6786-7ed3-b4bf-9925db55f5ad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019d0150-6786-7287-973c-1a48b59999a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d0150-6786-7f0c-b6d0-5b561d23fe81" xlink:to="loc_us-gaap_ProfitLoss_019d0150-6786-7287-973c-1a48b59999a4" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/DerivativeFinancialinstrumentsandRiskManagementSummaryOffsettingAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#DerivativeFinancialinstrumentsandRiskManagementSummaryOffsettingAssetsandLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/DerivativeFinancialinstrumentsandRiskManagementSummaryOffsettingAssetsandLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_019d0150-6786-718e-8e36-e8a0874084a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_019d0150-6786-73a9-bc9f-0d60b3cbe286" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_019d0150-6786-718e-8e36-e8a0874084a1" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_019d0150-6786-73a9-bc9f-0d60b3cbe286" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_019d0150-6786-75ab-821c-b057ceabb525" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_019d0150-6786-718e-8e36-e8a0874084a1" xlink:to="loc_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_019d0150-6786-75ab-821c-b057ceabb525" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_019d0150-6786-7c16-aafd-98038c94f6db" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_019d0150-6786-77d4-b4f1-f130ff1c84cc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_019d0150-6786-7c16-aafd-98038c94f6db" xlink:to="loc_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_019d0150-6786-77d4-b4f1-f130ff1c84cc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_019d0150-6786-7fb5-8553-1be8d3e95f95" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_019d0150-6786-7c16-aafd-98038c94f6db" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_019d0150-6786-7fb5-8553-1be8d3e95f95" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/InventoriesDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#InventoriesDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/InventoriesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_019d0150-6786-7fa5-91c2-3d6ab5886caf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterialsNetOfReserves_019d0150-6786-75b0-95ad-8a54fc2eeb1d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryRawMaterialsNetOfReserves"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019d0150-6786-7fa5-91c2-3d6ab5886caf" xlink:to="loc_us-gaap_InventoryRawMaterialsNetOfReserves_019d0150-6786-75b0-95ad-8a54fc2eeb1d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcessNetOfReserves_019d0150-6786-7096-bf6c-896cacec30bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryWorkInProcessNetOfReserves"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019d0150-6786-7fa5-91c2-3d6ab5886caf" xlink:to="loc_us-gaap_InventoryWorkInProcessNetOfReserves_019d0150-6786-7096-bf6c-896cacec30bc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_019d0150-6786-7c9b-89c7-66bd2aad0f4c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019d0150-6786-7fa5-91c2-3d6ab5886caf" xlink:to="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_019d0150-6786-7c9b-89c7-66bd2aad0f4c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventorySuppliesNetOfReserves_019d0150-6786-7c46-8948-06bef0b43ea2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventorySuppliesNetOfReserves"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019d0150-6786-7fa5-91c2-3d6ab5886caf" xlink:to="loc_us-gaap_InventorySuppliesNetOfReserves_019d0150-6786-7c46-8948-06bef0b43ea2" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/IntangibleAssetsandGoodwillSummaryofIntangibleAssetsDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#IntangibleAssetsandGoodwillSummaryofIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/IntangibleAssetsandGoodwillSummaryofIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019d0150-6786-75d0-9dc7-5024c395ebc3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019d0150-6786-7674-aef2-e9b22509d324" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019d0150-6786-75d0-9dc7-5024c395ebc3" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019d0150-6786-7674-aef2-e9b22509d324" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019d0150-6786-7283-bad8-936f5527b0d6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019d0150-6786-75d0-9dc7-5024c395ebc3" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019d0150-6786-7283-bad8-936f5527b0d6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/IntangibleAssetsandGoodwillSummaryofGoodwillAcquiredDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#IntangibleAssetsandGoodwillSummaryofGoodwillAcquiredDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/IntangibleAssetsandGoodwillSummaryofGoodwillAcquiredDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019d0150-6786-7c77-bb06-22a26b206bab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillGross_019d0150-6786-7217-be9d-7c143c4e38c2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Goodwill_019d0150-6786-7c77-bb06-22a26b206bab" xlink:to="loc_us-gaap_GoodwillGross_019d0150-6786-7217-be9d-7c143c4e38c2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_019d0150-6786-7212-9f44-b5bc7f8b6783" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillImpairedAccumulatedImpairmentLoss"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Goodwill_019d0150-6786-7c77-bb06-22a26b206bab" xlink:to="loc_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_019d0150-6786-7212-9f44-b5bc7f8b6783" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/InvestmentsinDebtandEquitySecuritiesScheduleofCostBasisandFairValueofAvailableforSaleSecuritiesDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#InvestmentsinDebtandEquitySecuritiesScheduleofCostBasisandFairValueofAvailableforSaleSecuritiesDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/InvestmentsinDebtandEquitySecuritiesScheduleofCostBasisandFairValueofAvailableforSaleSecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019d0150-6786-7703-bec2-d27e637e2fdb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedGainLossBeforeTax_019d0150-6786-73f3-9530-4c525e4d8a2a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedGainLossBeforeTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019d0150-6786-7703-bec2-d27e637e2fdb" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedGainLossBeforeTax_019d0150-6786-73f3-9530-4c525e4d8a2a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019d0150-6786-7261-b297-979fc5fd3de3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019d0150-6786-7703-bec2-d27e637e2fdb" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019d0150-6786-7261-b297-979fc5fd3de3" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/InvestmentsinDebtandEquitySecuritiesSummaryofInvestmentsInAnUnrealizedLossPositionThatAreNotOtherThanTemporarilyImpairedDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#InvestmentsinDebtandEquitySecuritiesSummaryofInvestmentsInAnUnrealizedLossPositionThatAreNotOtherThanTemporarilyImpairedDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/InvestmentsinDebtandEquitySecuritiesSummaryofInvestmentsInAnUnrealizedLossPositionThatAreNotOtherThanTemporarilyImpairedDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_019d0150-6786-72eb-be09-bc0e84ef8680" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_019d0150-6786-7c45-8483-dd1a8acb6bcf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_019d0150-6786-72eb-be09-bc0e84ef8680" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_019d0150-6786-7c45-8483-dd1a8acb6bcf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_019d0150-683a-7a1e-ba98-422552185700" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_019d0150-6786-72eb-be09-bc0e84ef8680" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_019d0150-683a-7a1e-ba98-422552185700" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_019d0150-683a-7e05-8e4c-8090e9eb4573" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_019d0150-683a-77d3-83a5-d155ce6c4645" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_019d0150-683a-7e05-8e4c-8090e9eb4573" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_019d0150-683a-77d3-83a5-d155ce6c4645" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_019d0150-683a-7518-a953-a91dbdf1d1c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_019d0150-683a-7e05-8e4c-8090e9eb4573" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_019d0150-683a-7518-a953-a91dbdf1d1c0" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/PostretirementBenefitsScheduleOfNetBenefitCostsDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#PostretirementBenefitsScheduleOfNetBenefitCostsDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/PostretirementBenefitsScheduleOfNetBenefitCostsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019d0150-683a-736e-9e6c-e1b54fcd5d3c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_019d0150-683a-7235-954c-209fcd4c7a04" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019d0150-683a-736e-9e6c-e1b54fcd5d3c" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_019d0150-683a-7235-954c-209fcd4c7a04" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_019d0150-683a-7f88-80d1-616b29c9075f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019d0150-683a-736e-9e6c-e1b54fcd5d3c" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_019d0150-683a-7f88-80d1-616b29c9075f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_019d0150-683a-7dee-bcb4-eabd05d32028" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019d0150-683a-736e-9e6c-e1b54fcd5d3c" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_019d0150-683a-7dee-bcb4-eabd05d32028" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_019d0150-683a-718c-93c6-31aaa492950d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019d0150-683a-736e-9e6c-e1b54fcd5d3c" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_019d0150-683a-718c-93c6-31aaa492950d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/LeasesLeaseRevenueDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#LeasesLeaseRevenueDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/LeasesLeaseRevenueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseIncome_019d0150-683a-789b-9c2c-97738b77d263" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseIncome"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLeaseIncome_019d0150-683a-7817-a263-9a08ac496ea2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLeaseIncome"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseIncome_019d0150-683a-789b-9c2c-97738b77d263" xlink:to="loc_us-gaap_OperatingLeaseLeaseIncome_019d0150-683a-7817-a263-9a08ac496ea2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeLeaseRevenue_019d0150-683a-7058-a58d-d0f3aaaaaa37" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SalesTypeLeaseRevenue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseIncome_019d0150-683a-789b-9c2c-97738b77d263" xlink:to="loc_us-gaap_SalesTypeLeaseRevenue_019d0150-683a-7058-a58d-d0f3aaaaaa37" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/ProfitPerShareComputationsofprofitpershareDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#ProfitPerShareComputationsofprofitpershareDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/ProfitPerShareComputationsofprofitpershareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019d0150-683a-7ee4-8b7e-51dab4cdd642" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019d0150-683a-785a-b023-f931cdf1ea8b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019d0150-683a-7ee4-8b7e-51dab4cdd642" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019d0150-683a-785a-b023-f931cdf1ea8b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019d0150-683a-755c-980e-da018f65810f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019d0150-683a-7ee4-8b7e-51dab4cdd642" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019d0150-683a-755c-980e-da018f65810f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/AccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#AccumulatedOtherComprehensiveIncomeLossDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/AccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d0150-683a-7582-a740-2bcae480374c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_019d0150-683a-7bf9-bb1b-ddb335cf5da4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d0150-683a-7582-a740-2bcae480374c" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_019d0150-683a-7bf9-bb1b-ddb335cf5da4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_019d0150-683a-7e00-b46b-942d8071c270" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d0150-683a-7582-a740-2bcae480374c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_019d0150-683a-7e00-b46b-942d8071c270" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_019d0150-683a-7d9b-8bb8-053379afc161" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax_019d0150-683a-720f-870b-a7c3b60d69a9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_019d0150-683a-7d9b-8bb8-053379afc161" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax_019d0150-683a-720f-870b-a7c3b60d69a9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsTax_019d0150-683a-728d-81dc-15f568439eb6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_019d0150-683a-7d9b-8bb8-053379afc161" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsTax_019d0150-683a-728d-81dc-15f568439eb6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_019d0150-683a-7f67-bbf2-87c27b4f0379" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax_019d0150-683a-76dd-bc27-9de570fc875d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_019d0150-683a-7f67-bbf2-87c27b4f0379" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax_019d0150-683a-76dd-bc27-9de570fc875d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAociCurrentPeriodTax_019d0150-683a-7e1e-a80d-5c6bd1c8650b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationFromAociCurrentPeriodTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_019d0150-683a-7f67-bbf2-87c27b4f0379" xlink:to="loc_us-gaap_ReclassificationFromAociCurrentPeriodTax_019d0150-683a-7e1e-a80d-5c6bd1c8650b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/CatFinancialFinancingActivitiesWriteOffsDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#CatFinancialFinancingActivitiesWriteOffsDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/CatFinancialFinancingActivitiesWriteOffsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_019d0150-683b-7e62-be36-4c4440162617" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff_019d0150-683b-7a3a-a09a-06a862fbd384" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_019d0150-683b-7e62-be36-4c4440162617" xlink:to="loc_us-gaap_FinancingReceivableOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff_019d0150-683b-7a3a-a09a-06a862fbd384" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableYearOneOriginatedCurrentFiscalYearWriteoff_019d0150-683b-7fd3-ba27-06c6dd4eb97f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableYearOneOriginatedCurrentFiscalYearWriteoff"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_019d0150-683b-7e62-be36-4c4440162617" xlink:to="loc_us-gaap_FinancingReceivableYearOneOriginatedCurrentFiscalYearWriteoff_019d0150-683b-7fd3-ba27-06c6dd4eb97f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRevolvingWriteoff_019d0150-683b-7759-9e93-92638f1cbf15" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableRevolvingWriteoff"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_019d0150-683b-7e62-be36-4c4440162617" xlink:to="loc_us-gaap_FinancingReceivableRevolvingWriteoff_019d0150-683b-7759-9e93-92638f1cbf15" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff_019d0150-683b-75f4-bf43-f7de2921e5ce" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_019d0150-683b-7e62-be36-4c4440162617" xlink:to="loc_us-gaap_FinancingReceivableYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff_019d0150-683b-75f4-bf43-f7de2921e5ce" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff_019d0150-683b-7750-b3ab-25f238aea014" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_019d0150-683b-7e62-be36-4c4440162617" xlink:to="loc_us-gaap_FinancingReceivableYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff_019d0150-683b-7750-b3ab-25f238aea014" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff_019d0150-683b-70a0-ad9a-482a7c6a3ee9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_019d0150-683b-7e62-be36-4c4440162617" xlink:to="loc_us-gaap_FinancingReceivableYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff_019d0150-683b-70a0-ad9a-482a7c6a3ee9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff_019d0150-683b-7847-b8da-62b9a4714649" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_019d0150-683b-7e62-be36-4c4440162617" xlink:to="loc_us-gaap_FinancingReceivableYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff_019d0150-683b-7847-b8da-62b9a4714649" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/CatFinancialFinancingActivitiesFinancingReceivableCreditQualityIndicatorDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#CatFinancialFinancingActivitiesFinancingReceivableCreditQualityIndicatorDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/CatFinancialFinancingActivitiesFinancingReceivableCreditQualityIndicatorDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesReceivableGross_019d0150-683b-7a4b-ae83-27a789113920" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NotesReceivableGross"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_019d0150-683b-72e7-8e1d-0258b5240787" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NotesReceivableGross_019d0150-683b-7a4b-ae83-27a789113920" xlink:to="loc_us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_019d0150-683b-72e7-8e1d-0258b5240787" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_019d0150-683b-7487-a76a-f3ce0559862b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NotesReceivableGross_019d0150-683b-7a4b-ae83-27a789113920" xlink:to="loc_us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_019d0150-683b-7487-a76a-f3ce0559862b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_019d0150-683b-7c53-a97c-6b0b6fd82800" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NotesReceivableGross_019d0150-683b-7a4b-ae83-27a789113920" xlink:to="loc_us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_019d0150-683b-7c53-a97c-6b0b6fd82800" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear_019d0150-683b-7bd5-a613-48f72209b224" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NotesReceivableGross_019d0150-683b-7a4b-ae83-27a789113920" xlink:to="loc_us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear_019d0150-683b-7bd5-a613-48f72209b224" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_019d0150-683b-75eb-a137-ae3f3ece404d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NotesReceivableGross_019d0150-683b-7a4b-ae83-27a789113920" xlink:to="loc_us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_019d0150-683b-75eb-a137-ae3f3ece404d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_019d0150-683b-7c65-888a-09789a7d58a3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NotesReceivableGross_019d0150-683b-7a4b-ae83-27a789113920" xlink:to="loc_us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_019d0150-683b-7c65-888a-09789a7d58a3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRevolving_019d0150-683b-79f2-8fbc-507b1770add0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableRevolving"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NotesReceivableGross_019d0150-683b-7a4b-ae83-27a789113920" xlink:to="loc_us-gaap_FinancingReceivableRevolving_019d0150-683b-79f2-8fbc-507b1770add0" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cat.com/role/OtherIncomeExpenseDetails" xlink:type="simple" xlink:href="cat-20260331.xsd#OtherIncomeExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.cat.com/role/OtherIncomeExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_019d0150-683b-79b6-926a-88c61aadea7f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeNet_019d0150-683b-71de-9ef0-02509af77b1d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIncomeNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_019d0150-683b-79b6-926a-88c61aadea7f" xlink:to="loc_us-gaap_InvestmentIncomeNet_019d0150-683b-71de-9ef0-02509af77b1d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_019d0150-683b-7936-997d-97d9b0fe10c8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_019d0150-683b-79b6-926a-88c61aadea7f" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_019d0150-683b-7936-997d-97d9b0fe10c8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RoyaltyIncomeNonoperating_019d0150-683b-76d3-bfa2-77c22a027f28" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RoyaltyIncomeNonoperating"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_019d0150-683b-79b6-926a-88c61aadea7f" xlink:to="loc_us-gaap_RoyaltyIncomeNonoperating_019d0150-683b-76d3-bfa2-77c22a027f28" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cat_NetperiodicpensionandOPEBincomecostexcludingservicecost_019d0150-683b-75f2-b3ab-36180238ddc0" xlink:href="cat-20260331.xsd#cat_NetperiodicpensionandOPEBincomecostexcludingservicecost"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_019d0150-683b-79b6-926a-88c61aadea7f" xlink:to="loc_cat_NetperiodicpensionandOPEBincomecostexcludingservicecost_019d0150-683b-75f2-b3ab-36180238ddc0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cat_MiscellaneousIncomeLossNonoperating_019d0150-683b-7e56-b4a0-d10c0fe35a52" xlink:href="cat-20260331.xsd#cat_MiscellaneousIncomeLossNonoperating"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_019d0150-683b-79b6-926a-88c61aadea7f" xlink:to="loc_cat_MiscellaneousIncomeLossNonoperating_019d0150-683b-7e56-b4a0-d10c0fe35a52" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesGainLoss_019d0150-683b-7c7a-a601-3874c2e3edd4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtAndEquitySecuritiesGainLoss"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_019d0150-683b-79b6-926a-88c61aadea7f" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesGainLoss_019d0150-683b-7c7a-a601-3874c2e3edd4" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
