| Property, plant and equipment | 56.01a | 48.82a |
| Right-of-use assets | 0.14a | 0.29a |
| Biological assets | 0.04a | 0.04a |
| Investments held by the environmental trust | 0.99a | 0.88a |
| Investment in associate | 0.02a | 0.02a |
| Long-term prepayments and other receivables | 0.17a | 0.16a |
| Inventories | 8.52a | 9.01a |
| Assets | — | — |
| Non-current assets | 65.89a | 59.22a |
| Inventories | 9.61a | 11.4a |
| Trade and other receivables | 5.77a | 10.36a |
| Current tax assets | 0.58a | 0.02a |
| Cash and cash equivalents | 16.91a | 17.72a |
| Current assets | 32.86a | 39.5a |
| Total assets | 98.75a | 98.72a |
| Equity | — | — |
| Shareholders’ equity | 52.82a | 52.02a |
| Non-controlling interests | 16.49a | 16.2a |
| Total equity | 69.3a | 68.22a |
| Lease liabilities | 0.07a | 0.18a |
| Provisions | 3.19a | 3.7a |
| Deferred tax liabilities | 14.11a | 11.86a |
| Liabilities | — | — |
| Non-current liabilities | 17.37a | 15.74a |
| Lease liabilities | 0.12a | 0.18a |
| Interest-bearing borrowings | 2a | 4.14a |
| Provisions | 0.21a | 0.2a |
| Trade and other payables | 9.27a | 9.46a |
| Contract liabilities | 0.45a | 0.55a |
| Current tax liabilities | 0.02a | 0.23a |
| Current liabilities | 12.08a | 14.76a |
| Total liabilities | 29.45a | 30.5a |
| Total equity and liabilities | 98.75a | 98.72a |