| Biological assets |
Biological assets Changes in biological assets: | | | | | | | | | | | | | | | | | | | | | | | | | Current | | Non-current | | September 30, 2026 | | September 30, 2025 | | September 30, 2026 | | September 30, 2025 | | Balance at the beginning of the period | 1,826,766 | | | 1,608,223 | | | 611,799 | | | 518,234 | | | Increase by reproduction (born) and cost absorption including death | 8,822,177 | | | 7,872,422 | | | 1,243,485 | | | 1,083,884 | | | Reduction for slaughter, sale or consumption | (9,955,549) | | | (8,897,041) | | | (62,434) | | | (49,494) | | | Purchases | 316,919 | | | 370,420 | | | 229,943 | | | 192,529 | | | Fair value adjustments | (131,741) | | | 67,080 | | | — | | | (18) | | | Reclassification from non-current to current | 804,315 | | | 697,342 | | | (804,315) | | | (697,342) | | | Exchange rate variation | 45,840 | | | 102,369 | | | 11,063 | | | 30,731 | | | Amortization | — | | | — | | | (559,186) | | | (476,335) | | | Balance at the end of the period | 1,728,727 | | | 1,820,815 | | | 670,355 | | | 602,189 | |
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