| Revenue from operations | — | — |
| Revenue | 4,368.21a | 4,312.12a |
| Other operating revenues | 28.74a | 28.04a |
| Total revenue from operations | 4,396.95a | 4,340.16a |
| Other income | 62.44a | 56.92a |
| Total income | 4,459.39a | 4,397.08a |
| Expenses | — | — |
| Cost of materials consumed | -2,411.48a | -2,492.78a |
| Purchase of products for sale | -278.02a | -250.43a |
| Changes in inventories of finished goods, work-in-progress and products for sale | -28.36a | -15.66a |
| Employee benefits expense | -477.67a | -419.9a |
| Finance costs | -50.83a | -75.94a |
| Compulsorily convertible preference share measured at fair value (gain)/loss | -0.84a | 0.48a |
| Foreign exchange loss/(gain) (net) | -9.22a | 0.15a |
| Depreciation and amortisation expense | -232.56a | -272.39a |
| Product development/engineering expenses | -107.16a | -109.59a |
| Other expenses | -853.99a | -771.98a |
| Amount transferred to capital and other account | -311.05a | -267.58a |
| Total expenses | -4,118.96a | -4,110.4a |
| Profit before share of profit in equity accounted investees, exceptional items and tax | 340.43a | 286.68a |
| Share of profit in equity accounted investees (net) | 2.87a | 7a |
| Profit before exceptional items and tax | 343.3a | 293.68a |
| Exceptional items (loss) (net) | -5.5a | -9.39a |
| Profit before tax from continuing operations | 337.8a | 284.29a |
| Tax (credit)/expense (net) | — | — |
| Current tax | -50.23a | -49.37a |
| Deferred tax | -54.79a | -89.61a |
| Total tax (credit)/expense (net) | -105.02a | -40.24a |
| Profit for the year from continuing operations | 232.78a | 324.53a |
| Profit (loss) before tax for the year from discontinued operation | 49.75a | -4.74a |
| Tax expense of discontinued operations | -1.04a | -1.72a |
| Profit (loss) for the year from discontinued operation | 48.71a | -6.46a |
| Profit for the year | 281.49a | 318.07a |
| Attributable to | — | — |
| Shareholders of the company | 278.3a | 313.99a |
| Non-controlling interests | 3.19a | 4.08a |