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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019dffd0-b30f-755e-ac5b-5b2ce266b0c7,g:3db3cec9-e287-4aab-910e-78e8428b5fbb-->
<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.jabil.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="jbl-20260531.xsd#CONDENSEDCONSOLIDATEDBALANCESHEETS"/>
  <link:calculationLink xlink:role="http://www.jabil.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019dffd0-b52f-7894-85f9-da5fe0232fa9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019dffd0-b52f-7749-8413-fb90681e1c2a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019dffd0-b52f-7894-85f9-da5fe0232fa9" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019dffd0-b52f-7749-8413-fb90681e1c2a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsAndOtherReceivablesNetCurrent_019dffd0-b52f-74d6-b2fc-35be215c10c1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsAndOtherReceivablesNetCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019dffd0-b52f-7894-85f9-da5fe0232fa9" xlink:to="loc_us-gaap_AccountsAndOtherReceivablesNetCurrent_019dffd0-b52f-74d6-b2fc-35be215c10c1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNetCurrent_019dffd0-b52f-7522-88b6-a3d1dc42312b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ContractWithCustomerAssetNetCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019dffd0-b52f-7894-85f9-da5fe0232fa9" xlink:to="loc_us-gaap_ContractWithCustomerAssetNetCurrent_019dffd0-b52f-7522-88b6-a3d1dc42312b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_019dffd0-b52f-750a-aace-755c615699c5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019dffd0-b52f-7894-85f9-da5fe0232fa9" xlink:to="loc_us-gaap_InventoryNet_019dffd0-b52f-750a-aace-755c615699c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019dffd0-b52f-75c4-a36c-4675eba0f660" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019dffd0-b52f-7894-85f9-da5fe0232fa9" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019dffd0-b52f-75c4-a36c-4675eba0f660" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019dffd0-b52f-7041-b497-794a8f888cdd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019dffd0-b52f-7385-92f5-c73042bc7077" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019dffd0-b52f-7041-b497-794a8f888cdd" xlink:to="loc_us-gaap_StockholdersEquity_019dffd0-b52f-7385-92f5-c73042bc7077" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_019dffd0-b52f-703e-9b5f-1edc5b4a5789" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MinorityInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019dffd0-b52f-7041-b497-794a8f888cdd" xlink:to="loc_us-gaap_MinorityInterest_019dffd0-b52f-703e-9b5f-1edc5b4a5789" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019dffd0-b52f-7345-9a45-d333b9eb013a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_019dffd0-b52f-7f7c-915a-729fdc1a4cec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019dffd0-b52f-7345-9a45-d333b9eb013a" xlink:to="loc_us-gaap_LongTermDebtCurrent_019dffd0-b52f-7f7c-915a-729fdc1a4cec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_019dffd0-b52f-7c9a-8de5-61b7298f8251" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019dffd0-b52f-7345-9a45-d333b9eb013a" xlink:to="loc_us-gaap_AccountsPayableCurrent_019dffd0-b52f-7c9a-8de5-61b7298f8251" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019dffd0-b52f-71d1-a566-215c92d2b85b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019dffd0-b52f-7345-9a45-d333b9eb013a" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_019dffd0-b52f-71d1-a566-215c92d2b85b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_019dffd0-b52f-7a64-a57b-bbcfa3e28a7a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019dffd0-b52f-7345-9a45-d333b9eb013a" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_019dffd0-b52f-7a64-a57b-bbcfa3e28a7a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019dffd0-b52f-7842-ac8c-25835494ded1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_019dffd0-b52f-72b9-a738-23038cab692d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019dffd0-b52f-7842-ac8c-25835494ded1" xlink:to="loc_us-gaap_PreferredStockValue_019dffd0-b52f-72b9-a738-23038cab692d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_019dffd0-b52f-7738-b3f9-2c495801b5f0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019dffd0-b52f-7842-ac8c-25835494ded1" xlink:to="loc_us-gaap_CommonStockValue_019dffd0-b52f-7738-b3f9-2c495801b5f0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_019dffd0-b52f-78ee-8f23-e0cd7bee1625" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019dffd0-b52f-7842-ac8c-25835494ded1" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_019dffd0-b52f-78ee-8f23-e0cd7bee1625" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019dffd0-b52f-7158-8f42-52e78c4360b9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019dffd0-b52f-7842-ac8c-25835494ded1" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019dffd0-b52f-7158-8f42-52e78c4360b9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019dffd0-b52f-734c-9475-338b278271ac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019dffd0-b52f-7842-ac8c-25835494ded1" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019dffd0-b52f-734c-9475-338b278271ac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonValue_019dffd0-b52f-7589-9ab7-f8c9c7b328a0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TreasuryStockCommonValue"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019dffd0-b52f-7842-ac8c-25835494ded1" xlink:to="loc_us-gaap_TreasuryStockCommonValue_019dffd0-b52f-7589-9ab7-f8c9c7b328a0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019dffd0-b52f-7963-b845-a67e94c823e2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019dffd0-b52f-7202-87ce-7cd46cd494c8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019dffd0-b52f-7963-b845-a67e94c823e2" xlink:to="loc_us-gaap_Liabilities_019dffd0-b52f-7202-87ce-7cd46cd494c8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_019dffd0-b52f-72ab-887b-0eae67067867" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019dffd0-b52f-7963-b845-a67e94c823e2" xlink:to="loc_us-gaap_CommitmentsAndContingencies_019dffd0-b52f-72ab-887b-0eae67067867" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019dffd0-b52f-726e-94da-1accec66a2a5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019dffd0-b52f-7963-b845-a67e94c823e2" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019dffd0-b52f-726e-94da-1accec66a2a5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019dffd0-b52f-7155-a9ca-2ac0d2f88ec1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019dffd0-b52f-71cd-9fdf-4620375ae018" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019dffd0-b52f-7155-a9ca-2ac0d2f88ec1" xlink:to="loc_us-gaap_LiabilitiesCurrent_019dffd0-b52f-71cd-9fdf-4620375ae018" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_019dffd0-b52f-7e68-acd9-3f40e51c7563" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019dffd0-b52f-7155-a9ca-2ac0d2f88ec1" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_019dffd0-b52f-7e68-acd9-3f40e51c7563" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019dffd0-b52f-7a19-bae4-d8e56703e94a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019dffd0-b52f-7155-a9ca-2ac0d2f88ec1" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019dffd0-b52f-7a19-bae4-d8e56703e94a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUncertainTaxPositionsNoncurrent_019dffd0-b52f-7b9c-b008-2a63a5fb8c9d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilityForUncertainTaxPositionsNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019dffd0-b52f-7155-a9ca-2ac0d2f88ec1" xlink:to="loc_us-gaap_LiabilityForUncertainTaxPositionsNoncurrent_019dffd0-b52f-7b9c-b008-2a63a5fb8c9d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019dffd0-b52f-771f-b0c8-b49003f42396" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019dffd0-b52f-7155-a9ca-2ac0d2f88ec1" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019dffd0-b52f-771f-b0c8-b49003f42396" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019dffd0-b52f-74aa-a151-99e81e565e96" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019dffd0-b52f-7155-a9ca-2ac0d2f88ec1" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019dffd0-b52f-74aa-a151-99e81e565e96" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019dffd0-b52f-725d-b5b0-1d98c1790854" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019dffd0-b52f-7f57-93fe-50e78b754faf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019dffd0-b52f-725d-b5b0-1d98c1790854" xlink:to="loc_us-gaap_AssetsCurrent_019dffd0-b52f-7f57-93fe-50e78b754faf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_019dffd0-b52f-7c63-a853-4415a6142e28" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019dffd0-b52f-725d-b5b0-1d98c1790854" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_019dffd0-b52f-7c63-a853-4415a6142e28" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_019dffd0-b52f-7a6c-9d9c-f9ff27406087" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019dffd0-b52f-725d-b5b0-1d98c1790854" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_019dffd0-b52f-7a6c-9d9c-f9ff27406087" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019dffd0-b52f-73e5-9ef1-8f1ac7785586" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019dffd0-b52f-725d-b5b0-1d98c1790854" xlink:to="loc_us-gaap_Goodwill_019dffd0-b52f-73e5-9ef1-8f1ac7785586" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019dffd0-b52f-71e9-8e04-1eb47896cd0c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019dffd0-b52f-725d-b5b0-1d98c1790854" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019dffd0-b52f-71e9-8e04-1eb47896cd0c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_019dffd0-b52f-73bd-b326-6e3b5e47d03e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019dffd0-b52f-725d-b5b0-1d98c1790854" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_019dffd0-b52f-73bd-b326-6e3b5e47d03e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_019dffd0-b52f-7f20-9d6f-6bfc76426076" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019dffd0-b52f-725d-b5b0-1d98c1790854" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_019dffd0-b52f-7f20-9d6f-6bfc76426076" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.jabil.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="simple" xlink:href="jbl-20260531.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS"/>
  <link:calculationLink xlink:role="http://www.jabil.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019dffd0-b52f-766a-9f58-3b3101955271" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_019dffd0-b52f-7c6a-9aab-e17e7523ee80" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeExpenseNonoperatingNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019dffd0-b52f-766a-9f58-3b3101955271" xlink:to="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_019dffd0-b52f-7c6a-9aab-e17e7523ee80" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_019dffd0-b52f-7e06-8f86-6ea5f39717eb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019dffd0-b52f-766a-9f58-3b3101955271" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_019dffd0-b52f-7e06-8f86-6ea5f39717eb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019dffd0-b52f-74b8-a24e-b1fc259b7933" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019dffd0-b52f-766a-9f58-3b3101955271" xlink:to="loc_us-gaap_OperatingIncomeLoss_019dffd0-b52f-74b8-a24e-b1fc259b7933" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestments_019e1cb4-a1d6-7eec-8f60-3fc067541f84" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainLossOnInvestments"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019dffd0-b52f-766a-9f58-3b3101955271" xlink:to="loc_us-gaap_GainLossOnInvestments_019e1cb4-a1d6-7eec-8f60-3fc067541f84" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019dffd0-b52f-79fe-97ed-57fc25436791" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019dffd0-b52f-78a7-b076-8c59c407bb18" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019dffd0-b52f-79fe-97ed-57fc25436791" xlink:to="loc_us-gaap_GrossProfit_019dffd0-b52f-78a7-b076-8c59c407bb18" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019dffd0-b52f-746a-b753-6f24989911ea" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_OperatingIncomeLoss_019dffd0-b52f-79fe-97ed-57fc25436791" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019dffd0-b52f-746a-b753-6f24989911ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_019dffd0-b52f-7b3f-85cf-28fbca1811f6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019dffd0-b52f-79fe-97ed-57fc25436791" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_019dffd0-b52f-7b3f-85cf-28fbca1811f6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_019dffd0-b52f-7928-adab-89ed34cc56b1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019dffd0-b52f-79fe-97ed-57fc25436791" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_019dffd0-b52f-7928-adab-89ed34cc56b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_019dffd0-b52f-7bd0-be2a-4787ba3ddd7f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RestructuringCharges"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019dffd0-b52f-79fe-97ed-57fc25436791" xlink:to="loc_us-gaap_RestructuringCharges_019dffd0-b52f-7bd0-be2a-4787ba3ddd7f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_019dffd0-b52f-7dd3-b00a-8faf93337a77" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainLossOnSaleOfBusiness"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019dffd0-b52f-79fe-97ed-57fc25436791" xlink:to="loc_us-gaap_GainLossOnSaleOfBusiness_019dffd0-b52f-7dd3-b00a-8faf93337a77" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_jbl_AcquisitionAndDivestitureRelatedCharges_019dffd0-b52f-7eaf-b219-87beb2c23b0b" xlink:href="jbl-20260531.xsd#jbl_AcquisitionAndDivestitureRelatedCharges"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019dffd0-b52f-79fe-97ed-57fc25436791" xlink:to="loc_jbl_AcquisitionAndDivestitureRelatedCharges_019dffd0-b52f-7eaf-b219-87beb2c23b0b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019dffd0-b52f-795e-9c8b-a653b07a9ebf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019dffd0-b52f-7ead-9702-31812ee6994e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_NetIncomeLoss_019dffd0-b52f-795e-9c8b-a653b07a9ebf" xlink:to="loc_us-gaap_ProfitLoss_019dffd0-b52f-7ead-9702-31812ee6994e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_019dffd0-b52f-70b0-91d4-c4cbe88e8841" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_NetIncomeLoss_019dffd0-b52f-795e-9c8b-a653b07a9ebf" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_019dffd0-b52f-70b0-91d4-c4cbe88e8841" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019dffd0-b52f-7574-ad8a-878fbaaaa8cb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019dffd0-b52f-7cb8-86b4-e45239f0cd02" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019dffd0-b52f-7574-ad8a-878fbaaaa8cb" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019dffd0-b52f-7cb8-86b4-e45239f0cd02" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_019dffd0-b52f-7f66-a3c5-1bb62b42e2d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019dffd0-b52f-7574-ad8a-878fbaaaa8cb" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_019dffd0-b52f-7f66-a3c5-1bb62b42e2d6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019dffd0-b52f-7165-9e8b-2159a2a665bc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019dffd0-b52f-7eb3-a817-e3844b86c38b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_019dffd0-b52f-7165-9e8b-2159a2a665bc" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019dffd0-b52f-7eb3-a817-e3844b86c38b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019dffd0-b52f-7ec2-90c4-f9a2e2c4ded5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_019dffd0-b52f-7165-9e8b-2159a2a665bc" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019dffd0-b52f-7ec2-90c4-f9a2e2c4ded5" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.jabil.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" xlink:type="simple" xlink:href="jbl-20260531.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"/>
  <link:calculationLink xlink:role="http://www.jabil.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019dffd0-b52f-7427-899a-1ffeeb43b816" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019dffd0-b52f-7d2c-8442-9554589c25c9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019dffd0-b52f-7427-899a-1ffeeb43b816" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019dffd0-b52f-7d2c-8442-9554589c25c9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019dffd0-b52f-7f6e-b28d-a64861504576" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019dffd0-b52f-7427-899a-1ffeeb43b816" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019dffd0-b52f-7f6e-b28d-a64861504576" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax_019dffd0-b52f-7df1-addf-a498e2b98008" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019dffd0-b52f-7427-899a-1ffeeb43b816" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax_019dffd0-b52f-7df1-addf-a498e2b98008" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax_019dffd0-b52f-7002-bdf3-aab40c432d49" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019dffd0-b52f-7427-899a-1ffeeb43b816" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax_019dffd0-b52f-7002-bdf3-aab40c432d49" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019dffd0-b52f-7bb8-8fbb-9fc9add685b3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019dffd0-b52f-79f3-8760-ccfe7480221f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019dffd0-b52f-7bb8-8fbb-9fc9add685b3" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019dffd0-b52f-79f3-8760-ccfe7480221f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_019dffd0-b52f-77d4-890d-47db069c8538" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019dffd0-b52f-7bb8-8fbb-9fc9add685b3" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_019dffd0-b52f-77d4-890d-47db069c8538" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019dffd0-b52f-7fbd-ab12-93ed572fbd9d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019dffd0-b52f-74e2-95e9-b5248aa1e59d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019dffd0-b52f-7fbd-ab12-93ed572fbd9d" xlink:to="loc_us-gaap_ProfitLoss_019dffd0-b52f-74e2-95e9-b5248aa1e59d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019dffd0-b52f-7f49-bb79-a7aa6dd6a512" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019dffd0-b52f-7fbd-ab12-93ed572fbd9d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019dffd0-b52f-7f49-bb79-a7aa6dd6a512" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.jabil.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="simple" xlink:href="jbl-20260531.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:calculationLink xlink:role="http://www.jabil.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019dffd0-b52f-7522-95b5-e09555de68f9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019dffd0-b52f-75ed-ade3-a40d47cb6c0d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019dffd0-b52f-7522-95b5-e09555de68f9" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019dffd0-b52f-75ed-ade3-a40d47cb6c0d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_019dffd0-b52f-7138-b95f-ce424860de8f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019dffd0-b52f-7522-95b5-e09555de68f9" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_019dffd0-b52f-7138-b95f-ce424860de8f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019dffd0-b52f-7294-ab04-93c7d983c877" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019dffd0-b52f-7522-95b5-e09555de68f9" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019dffd0-b52f-7294-ab04-93c7d983c877" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_019dffd0-b52f-7b42-93ee-c70867ce4bb4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromDivestitureOfBusinesses"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019dffd0-b52f-7522-95b5-e09555de68f9" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_019dffd0-b52f-7b42-93ee-c70867ce4bb4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019e1d02-6e88-7ba0-815b-383f32c7c90e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019dffd0-b52f-7522-95b5-e09555de68f9" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019e1d02-6e88-7ba0-815b-383f32c7c90e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019dffd0-b52f-78f1-8059-7a07212abbc1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019dffd0-b52f-7f7d-9b86-87a1d7f1059a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_NetCashProvidedByUsedInOperatingActivities_019dffd0-b52f-78f1-8059-7a07212abbc1" xlink:to="loc_us-gaap_ProfitLoss_019dffd0-b52f-7f7d-9b86-87a1d7f1059a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_019dffd0-b52f-7b05-a5ab-18c95391b17c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019dffd0-b52f-78f1-8059-7a07212abbc1" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_019dffd0-b52f-7b05-a5ab-18c95391b17c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_019dffd0-b52f-7f52-b03e-43aed3818202" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainLossOnSaleOfBusiness"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019dffd0-b52f-78f1-8059-7a07212abbc1" xlink:to="loc_us-gaap_GainLossOnSaleOfBusiness_019dffd0-b52f-7f52-b03e-43aed3818202" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019e1d02-5591-79f8-b84c-4ad5de3ef52b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOperatingCapital"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019dffd0-b52f-78f1-8059-7a07212abbc1" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019e1d02-5591-79f8-b84c-4ad5de3ef52b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019dffd0-b52f-72cc-aa9e-ff33892c02b9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019dffd0-b52f-7f6a-95df-68fe93a6bacd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019dffd0-b52f-72cc-aa9e-ff33892c02b9" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019dffd0-b52f-7f6a-95df-68fe93a6bacd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019dffd0-b52f-7880-a493-e9be0a7ff863" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019dffd0-b52f-72cc-aa9e-ff33892c02b9" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019dffd0-b52f-7880-a493-e9be0a7ff863" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019dffd0-b52f-7b18-a86c-1572c9dc503e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019dffd0-b52f-72cc-aa9e-ff33892c02b9" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019dffd0-b52f-7b18-a86c-1572c9dc503e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019dffd0-b52f-765e-b239-2fe796540fab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019dffd0-b52f-72cc-aa9e-ff33892c02b9" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019dffd0-b52f-765e-b239-2fe796540fab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019dffd0-b52f-7feb-b7cd-120f7aa2ced5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromOtherDebt_019dffd0-b52f-7bdc-ad74-66f8f93285de" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromOtherDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019dffd0-b52f-7feb-b7cd-120f7aa2ced5" xlink:to="loc_us-gaap_ProceedsFromOtherDebt_019dffd0-b52f-7bdc-ad74-66f8f93285de" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfOtherDebt_019dffd0-b52f-7877-97ac-93899ae59f3c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfOtherDebt"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019dffd0-b52f-7feb-b7cd-120f7aa2ced5" xlink:to="loc_us-gaap_RepaymentsOfOtherDebt_019dffd0-b52f-7877-97ac-93899ae59f3c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019dffd0-b52f-7ece-ac84-f41145f072ba" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019dffd0-b52f-7feb-b7cd-120f7aa2ced5" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019dffd0-b52f-7ece-ac84-f41145f072ba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividends_019dffd0-b52f-7d5f-a00c-5af1600e9df0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsOfDividends"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019dffd0-b52f-7feb-b7cd-120f7aa2ced5" xlink:to="loc_us-gaap_PaymentsOfDividends_019dffd0-b52f-7d5f-a00c-5af1600e9df0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_019dffd0-b52f-71a5-8fbe-fb68712e0d9c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019dffd0-b52f-7feb-b7cd-120f7aa2ced5" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_019dffd0-b52f-71a5-8fbe-fb68712e0d9c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_019dffd0-b52f-78de-99fc-d354c852ece2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019dffd0-b52f-7feb-b7cd-120f7aa2ced5" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_019dffd0-b52f-78de-99fc-d354c852ece2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_019dffd0-b52f-7831-97c8-cfe1c53df46a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019dffd0-b52f-7feb-b7cd-120f7aa2ced5" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_019dffd0-b52f-7831-97c8-cfe1c53df46a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.jabil.com/role/InventoriesScheduleofInventoriesDetails" xlink:type="simple" xlink:href="jbl-20260531.xsd#InventoriesScheduleofInventoriesDetails"/>
  <link:calculationLink xlink:role="http://www.jabil.com/role/InventoriesScheduleofInventoriesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_019dffd0-b52f-7d40-81a2-db3ff47c37e9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterials_019dffd0-b52f-74c3-8759-4af787872669" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryRawMaterials"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019dffd0-b52f-7d40-81a2-db3ff47c37e9" xlink:to="loc_us-gaap_InventoryRawMaterials_019dffd0-b52f-74c3-8759-4af787872669" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcess_019dffd0-b52f-7c19-9ffa-4ea5b27944d1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryWorkInProcess"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019dffd0-b52f-7d40-81a2-db3ff47c37e9" xlink:to="loc_us-gaap_InventoryWorkInProcess_019dffd0-b52f-7c19-9ffa-4ea5b27944d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoods_019dffd0-b52f-7890-b51e-d9003b5e7190" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryFinishedGoods"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019dffd0-b52f-7d40-81a2-db3ff47c37e9" xlink:to="loc_us-gaap_InventoryFinishedGoods_019dffd0-b52f-7890-b51e-d9003b5e7190" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryValuationReserves_019dffd0-b52f-7d4b-a228-a51c26f806c2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryValuationReserves"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019dffd0-b52f-7d40-81a2-db3ff47c37e9" xlink:to="loc_us-gaap_InventoryValuationReserves_019dffd0-b52f-7d4b-a228-a51c26f806c2" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.jabil.com/role/LeasesDetails" xlink:type="simple" xlink:href="jbl-20260531.xsd#LeasesDetails"/>
  <link:calculationLink xlink:role="http://www.jabil.com/role/LeasesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019dffd0-b52f-74e4-87d2-77df8fc9ac96" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueInNextRollingTwelveMonths_019dffd0-b52f-7149-9454-713da1da79ec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueInNextRollingTwelveMonths"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019dffd0-b52f-74e4-87d2-77df8fc9ac96" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueInNextRollingTwelveMonths_019dffd0-b52f-7149-9454-713da1da79ec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueInRollingAfterYearFive_019dffd0-b52f-7859-aedb-32657e7076a5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueInRollingAfterYearFive"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019dffd0-b52f-74e4-87d2-77df8fc9ac96" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueInRollingAfterYearFive_019dffd0-b52f-7859-aedb-32657e7076a5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_jbl_FinanceLeaseLiabilityPaymentsDueInNextRollingYearOneThroughThree_019dffd0-b52f-734c-81db-c4f43826a830" xlink:href="jbl-20260531.xsd#jbl_FinanceLeaseLiabilityPaymentsDueInNextRollingYearOneThroughThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019dffd0-b52f-74e4-87d2-77df8fc9ac96" xlink:to="loc_jbl_FinanceLeaseLiabilityPaymentsDueInNextRollingYearOneThroughThree_019dffd0-b52f-734c-81db-c4f43826a830" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_jbl_FinanceLeaseLiabilityPaymentsDueInNextRollingYearFourThroughFive_019dffd0-b52f-7622-90a1-676595d208a8" xlink:href="jbl-20260531.xsd#jbl_FinanceLeaseLiabilityPaymentsDueInNextRollingYearFourThroughFive"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019dffd0-b52f-74e4-87d2-77df8fc9ac96" xlink:to="loc_jbl_FinanceLeaseLiabilityPaymentsDueInNextRollingYearFourThroughFive_019dffd0-b52f-7622-90a1-676595d208a8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019dffd0-b52f-7209-b457-84e91b4f5a0c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterRollingYearFive_019dffd0-b52f-72eb-b261-d6c9e0028b08" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterRollingYearFive"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019dffd0-b52f-7209-b457-84e91b4f5a0c" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterRollingYearFive_019dffd0-b52f-72eb-b261-d6c9e0028b08" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_jbl_LesseeOperatingLeaseLiabilityPaymentsDueInNextRollingYearFourThroughFive_019dffd0-b52f-70f2-a0d1-4ee159864c66" xlink:href="jbl-20260531.xsd#jbl_LesseeOperatingLeaseLiabilityPaymentsDueInNextRollingYearFourThroughFive"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019dffd0-b52f-7209-b457-84e91b4f5a0c" xlink:to="loc_jbl_LesseeOperatingLeaseLiabilityPaymentsDueInNextRollingYearFourThroughFive_019dffd0-b52f-70f2-a0d1-4ee159864c66" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextRollingTwelveMonths_019dffd0-b52f-71d5-a8c1-3438e48f6fe8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextRollingTwelveMonths"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019dffd0-b52f-7209-b457-84e91b4f5a0c" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextRollingTwelveMonths_019dffd0-b52f-71d5-a8c1-3438e48f6fe8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_jbl_LesseeOperatingLeaseLiabilityPaymentsDueInNextRollingYearOneThroughThree_019dffd0-b52f-7976-af3a-dfbb4b82ed9b" xlink:href="jbl-20260531.xsd#jbl_LesseeOperatingLeaseLiabilityPaymentsDueInNextRollingYearOneThroughThree"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019dffd0-b52f-7209-b457-84e91b4f5a0c" xlink:to="loc_jbl_LesseeOperatingLeaseLiabilityPaymentsDueInNextRollingYearOneThroughThree_019dffd0-b52f-7976-af3a-dfbb4b82ed9b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.jabil.com/role/GoodwillandOtherIntangibleAssetsScheduleofPurchasedIntangibleAssetsDetails" xlink:type="simple" xlink:href="jbl-20260531.xsd#GoodwillandOtherIntangibleAssetsScheduleofPurchasedIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.jabil.com/role/GoodwillandOtherIntangibleAssetsScheduleofPurchasedIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019dffd0-b52f-71d4-aa03-15e1b9c68483" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_019dffd0-b52f-7e2d-8983-c775be64a00a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019dffd0-b52f-71d4-aa03-15e1b9c68483" xlink:to="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_019dffd0-b52f-7e2d-8983-c775be64a00a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019dffd0-b52f-70d6-9f1c-54d5211e1e3c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019dffd0-b52f-71d4-aa03-15e1b9c68483" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019dffd0-b52f-70d6-9f1c-54d5211e1e3c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.jabil.com/role/GoodwillandOtherIntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseDetails" xlink:type="simple" xlink:href="jbl-20260531.xsd#GoodwillandOtherIntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.jabil.com/role/GoodwillandOtherIntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019dffd0-b52f-7c11-a3b9-83365afea965" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_019dffd0-b52f-7b53-ba5d-b8fbda4c22ec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019dffd0-b52f-7c11-a3b9-83365afea965" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_019dffd0-b52f-7b53-ba5d-b8fbda4c22ec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_019dffd0-b52f-77d0-9520-5ac9dfa5e040" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019dffd0-b52f-7c11-a3b9-83365afea965" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_019dffd0-b52f-77d0-9520-5ac9dfa5e040" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_019dffd0-b52f-7223-be0b-b90384db5105" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019dffd0-b52f-7c11-a3b9-83365afea965" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_019dffd0-b52f-7223-be0b-b90384db5105" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_jbl_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_019dffd0-b52f-706c-8787-056c848155ec" xlink:href="jbl-20260531.xsd#jbl_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019dffd0-b52f-7c11-a3b9-83365afea965" xlink:to="loc_jbl_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_019dffd0-b52f-706c-8787-056c848155ec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_019dffd0-b52f-711f-bb66-aeed1bfd1bc8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019dffd0-b52f-7c11-a3b9-83365afea965" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_019dffd0-b52f-711f-bb66-aeed1bfd1bc8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_019dffd0-b52f-74f3-af10-cf961529d518" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019dffd0-b52f-7c11-a3b9-83365afea965" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_019dffd0-b52f-74f3-af10-cf961529d518" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.jabil.com/role/NotesPayableandLongTermDebtScheduleofNotesPayableandLongtermDebtDetails" xlink:type="simple" xlink:href="jbl-20260531.xsd#NotesPayableandLongTermDebtScheduleofNotesPayableandLongtermDebtDetails"/>
  <link:calculationLink xlink:role="http://www.jabil.com/role/NotesPayableandLongTermDebtScheduleofNotesPayableandLongtermDebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019dffd0-b52f-7375-81cb-22e22c978a23" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_019dffd0-b52f-70b8-96e0-18916850bc91" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_019dffd0-b52f-7375-81cb-22e22c978a23" xlink:to="loc_us-gaap_LongTermDebtCurrent_019dffd0-b52f-70b8-96e0-18916850bc91" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_019dffd0-b52f-7857-a770-651a93a48099" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_019dffd0-b52f-7375-81cb-22e22c978a23" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_019dffd0-b52f-7857-a770-651a93a48099" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.jabil.com/role/AccruedExpensesDetails" xlink:type="simple" xlink:href="jbl-20260531.xsd#AccruedExpensesDetails"/>
  <link:calculationLink xlink:role="http://www.jabil.com/role/AccruedExpensesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019dffd0-b52f-7d1c-9792-e6f7e7f129e6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_jbl_ContractWithCustomerAdvancesCurrent_019dffd0-b52f-7fa2-8610-10cfa4025ef0" xlink:href="jbl-20260531.xsd#jbl_ContractWithCustomerAdvancesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019dffd0-b52f-7d1c-9792-e6f7e7f129e6" xlink:to="loc_jbl_ContractWithCustomerAdvancesCurrent_019dffd0-b52f-7fa2-8610-10cfa4025ef0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019dffd0-b52f-7989-8b9c-d5ec42d2a8e7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019dffd0-b52f-7d1c-9792-e6f7e7f129e6" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019dffd0-b52f-7989-8b9c-d5ec42d2a8e7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019dffd0-b52f-732f-b0a6-98d680a41549" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019dffd0-b52f-7d1c-9792-e6f7e7f129e6" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019dffd0-b52f-732f-b0a6-98d680a41549" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019dffd0-b52f-7cc7-a021-595a631ca397" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_AccruedLiabilitiesCurrent_019dffd0-b52f-7d1c-9792-e6f7e7f129e6" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019dffd0-b52f-7cc7-a021-595a631ca397" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.jabil.com/role/StockholdersEquityScheduleofAcceleratedShareRepurchasesAgreementDetails" xlink:type="simple" xlink:href="jbl-20260531.xsd#StockholdersEquityScheduleofAcceleratedShareRepurchasesAgreementDetails"/>
  <link:calculationLink xlink:role="http://www.jabil.com/role/StockholdersEquityScheduleofAcceleratedShareRepurchasesAgreementDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_019dffd0-b52f-7ca7-98f0-b4f93ea9f16d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TreasuryStockSharesAcquired"/>
    <link:loc xlink:type="locator" xlink:label="loc_jbl_TreasuryStockSharesAdditionalSharesDelivered_019dffd0-b52f-766c-a08d-18292fdfad9a" xlink:href="jbl-20260531.xsd#jbl_TreasuryStockSharesAdditionalSharesDelivered"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_TreasuryStockSharesAcquired_019dffd0-b52f-7ca7-98f0-b4f93ea9f16d" xlink:to="loc_jbl_TreasuryStockSharesAdditionalSharesDelivered_019dffd0-b52f-766c-a08d-18292fdfad9a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_jbl_TreasuryStockSharesInitiallyAcquired_019dffd0-b52f-791d-a698-12cd24d48151" xlink:href="jbl-20260531.xsd#jbl_TreasuryStockSharesInitiallyAcquired"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_TreasuryStockSharesAcquired_019dffd0-b52f-7ca7-98f0-b4f93ea9f16d" xlink:to="loc_jbl_TreasuryStockSharesInitiallyAcquired_019dffd0-b52f-791d-a698-12cd24d48151" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
