| Schedule showing breakdown of non-current and current provisions |
| | | | | | | | | | | | | | | 2025 | | 2024 | | | Non- Current | | Current | | Total | | Non- Current | | Current | | Total | | | US$'000 | | US$'000 | | US$'000 | | US$'000 | | US$'000 | | US$'000 | Environmental provisions | | 185 | | 711 | | 896 | | 163 | | 1,448 | | 1,611 | Provisions for litigation in progress | | 178 | | 3,162 | | 3,340 | | 19 | | 2,184 | | 2,203 | Provisions for third-party liabilities | | 7,963 | | — | | 7,963 | | 8,263 | | — | | 8,263 | Provisions for Carbon dioxide emissions allowances | | 12,436 | | 72,329 | | 84,765 | | 6,276 | | 66,045 | | 72,321 | Provision for restructuring costs | | — | | 1,535 | | 1,535 | | — | | 5,735 | | 5,735 | Other provisions | | 9,725 | | 9,571 | | 19,296 | | 9,663 | | 7,720 | | 17,383 | Total | | 30,487 | | 87,308 | | 117,795 | | 24,384 | | 83,132 | | 107,516 |
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| Schedule of changes in provisions |
The changes in each respective subcategory of provisions in 2025 and 2024 were as follows: | | | | | | | | | | | | | | | | | | | Provisions for | | Provisions for | | Provisions for | | Provisions for | | | | | | | Environmental | | Litigation | | Third | | Carbon Dioxide Emissions | | Restructuring | | Other | | | | | Provisions | | in Progress | | Party Liabilities | | Allowances | | Costs | | Provisions | | Total | | | US$'000 | | US$'000 | | US$'000 | | US$'000 | | US$'000 | | US$'000 | | US$'000 | Balance at January 1, 2024 | | 2,083 | | 7,913 | | 10,596 | | 90,471 | | 15,243 | | 16,421 | | 142,727 | Charges for the year | | — | | 1,705 | | 476 | | 72,427 | | — | | 3,221 | | 77,829 | Provisions reversed with a credit to income | | — | | (2,803) | | — | | — | | (4,422) | | (1,359) | | (8,584) | Amounts used | | (328) | | (6,644) | | (247) | | (84,621) | | (4,248) | | (314) | | (96,402) | Remeasurement through other comprehensive income (loss) | | — | | — | | (1,942) | | — | | — | | — | | (1,942) | Exchange differences and others | | (144) | | 2,032 | | (620) | | (5,956) | | (838) | | (586) | | (6,112) | Balance at December 31, 2024 | | 1,611 | | 2,203 | | 8,263 | | 72,321 | | 5,735 | | 17,383 | | 107,516 | Charges for the year | | — | | 2,887 | | 365 | | 77,518 | | — | | 3,702 | | 84,472 | Provisions reversed with a credit to income | | (533) | | (318) | | — | | — | | (1,307) | | (2,881) | | (5,039) | Amounts used | | (339) | | (1,874) | | (396) | | (74,052) | | (3,627) | | (222) | | (80,510) | Remeasurement through other comprehensive income (loss) | | — | | — | | (1,346) | | — | | — | | — | | (1,346) | Exchange differences and others | | 157 | | 442 | | 1,077 | | 8,978 | | 734 | | 1,314 | | 12,702 | Balance at December 31, 2025 | | 896 | | 3,340 | | 7,963 | | 84,765 | | 1,535 | | 19,296 | | 117,795 |
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