| Schedule of current and non-current energy supplies |
| | | | | | | | | | | | | | | | | | | | | | Average annual rates (%) in 2025 | | 12/31/2025 | | 12/31/2024 | | Loans and Financing | | | | | | | Amazonas Energia S.A. | 15.76 | | | 4,414,786 | | | 4,592,148 | | | | | | | | | | | | | | | Boa Vista S.A. | 5.89 | | | 176,776 | | | 158,287 | | | Others | 10.85 | | | 205,778 | | | 195,722 | | | (-) ECL | | | (4,606,147) | | | (4,772,272) | | | | | 191,193 | | | 173,885 | | | | | | | | | Debentures | | | | | | | Transnorte Energia | — | | | — | | | 464,714 | | | | | — | | | 464,714 | | | | | | | | | Principal | | | 10,241 | | | 460,718 | | | Charges | | | 384 | | | 14,741 | | | Current | | | 10,625 | | | 475,459 | | | | | | | | | Non-current | | | 180,568 | | | 163,140 | | | | | | | | | | | 191,193 | | | 638,599 | |
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| Schedule of movement of loans receivable |
| | | | | | | | | | | | | 2025 | | 2024 | | Opening balance as of January 1 | 638,599 | | 628,150 | | Effect on cash flow: | | | | | | | | | Receiving principal | (447,231) | | | (12,675) | | | Interest received | (209,698) | | | (57,665) | | | Non-cash effect: | | | | | Expected Credit Losses (ECL) | 166,125 | | (14,566) | | | Loss from write-off of Itaipu receivables | — | | (9,964) | | | Exchange rate changes | 33,846 | | 94,042 | | Foreign exchange variations incurred | — | | | 11,277 | | | Monetary variations incurred | 9,552 | | — | | Final balance on December 31 | 191,193 | | 638,599 |
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