| Date of Accounts | 2026 | 2025 | 2024 | 2023 | 2022 |
|---|---|---|---|---|---|
| Standard | IFRS | IFRS | IFRS | IFRS | IFRS |
| Millions | Millions | Millions | Millions | Millions | |
| Income Statement | 30-03-2026 | 30-03-2025 | 31-03-2024 | 30-03-2023 | 30-03-2022 |
| Revenue | 7,482.10 | 7,173.50 | 6,255.30 | 5,033.50 | 1,231.70 |
| Operating Profit / Loss | 439.60 | 446.50 | 428.20 | 394.00 | -323.90 |
| Net Interest | 91.20 | 120.90 | 88.60 | -25.60 | -66.00 |
| Pre Tax Profit | 551.00 | 593.20 | 529.50 | 371.00 | -388.80 |
| Post Tax Profit | 410.50 | 446.80 | 399.20 | 290.80 | -315.40 |
| Profit for the Period | 410.50 | 446.80 | 399.20 | 290.80 | -315.40 |
| Equity Holders of Parent Company | 410.50 | 446.80 | 399.20 | 290.80 | -315.40 |
| Minority Interests | n/a | n/a | n/a | n/a | n/a |
| Continuing EPS | |||||
| Earnings per Share (Basic) | 211.20p | 213.10p | 185.90p | 135.40p | -147.00p |
| Earnings per Share (Diluted) | 208.20p | 207.20p | 170.40p | 126.60p | -147.00p |
| Earnings per Share (Adjusted) | 211.20p | 213.10p | 185.90p | 135.40p | -147.00p |
| Continuing and Discontinued EPS | |||||
| Earnings per Share (Basic) | 211.20p | 213.10p | 185.90p | 135.40p | -147.00p |
| Earnings per Share (Diluted) | 208.20p | 207.20p | 170.40p | 126.60p | -147.00p |
| Earnings per Share (Adjusted) | 211.20p | 213.10p | 185.90p | 135.40p | -147.00p |
| Dividend per Share | 12.40p | 16.50p | 14.70p | 11.00p | n/ap |
| Millions | Millions | Millions | Millions | Millions | |
| Balance Sheet | 30-03-2026 | 30-03-2025 | 31-03-2024 | 30-03-2023 | 30-03-2022 |
| Non-Current Assets | |||||
| Intangible Assets | 26.80 | 26.80 | 26.80 | 26.80 | 26.80 |
| Property, Plant and Equipment | 2,362.50 | 2,132.70 | 1,829.60 | 1,493.00 | 1,337.10 |
| Investments | n/a | n/a | 2.00 | n/a | n/a |
| Investment Properties | n/a | n/a | n/a | n/a | n/a |
| Other Financial Assets | 43.20 | 8.00 | 17.30 | 14.30 | 20.50 |
| Other Non-Current Assets | 54.80 | 35.40 | 21.20 | n/a | n/a |
| Total Non-Current Assets | 2,487.30 | 2,202.90 | 1,896.90 | 1,534.10 | 1,384.40 |
| Current Assets | |||||
| Inventories | 163.90 | 145.30 | 124.80 | 40.20 | 8.50 |
| Trade and Other Receivables | 466.80 | 392.70 | 332.80 | 281.30 | 185.80 |
| Cash at Bank and in Hand | 1,519.10 | 1,186.80 | 1,439.60 | 955.20 | 1,047.50 |
| Current Asset Investments | n/a | n/a | n/a | n/a | n/a |
| Other Current Assets | 2,145.60 | 1,982.00 | 1,775.90 | 1,715.30 | 1,367.30 |
| Total Current Assets | 4,295.40 | 3,706.80 | 3,673.10 | 2,992.00 | 2,609.10 |
| Other Assets | n/a | n/a | n/a | n/a | n/a |
| Total Assets | 6,782.70 | 5,909.70 | 5,570.00 | 4,526.10 | 3,993.50 |
| Current Liabilities | |||||
| Borrowings | 288.60 | 236.70 | 175.60 | 227.70 | 209.30 |
| Other Current Liabilities | 2,861.10 | 2,846.50 | 2,527.50 | 2,028.80 | 1,472.60 |
| Total Current Liabilities | 3,149.70 | 3,083.20 | 2,703.10 | 2,256.50 | 1,681.90 |
| Net Current Assets | n/a | n/a | n/a | n/a | n/a |
| Non-Current Liabilities | |||||
| Borrowings | 991.00 | 901.20 | 1,279.80 | 1,147.30 | 1,360.90 |
| Provisions | 558.70 | 280.70 | 149.90 | 76.70 | 34.90 |
| Other Non-Current Liabilities | 22.50 | 32.80 | 28.30 | 33.20 | 19.20 |
| Total Non-Current Liabilities | 1,572.20 | 1,214.70 | 1,458.00 | 1,257.20 | 1,415.00 |
| Net Assets | 2,060.80 | 1,611.80 | 1,408.90 | 1,012.40 | 896.60 |
| Capital and Reserves | |||||
| Share Capital | 2.40 | 2.70 | 2.70 | 2.70 | 2.70 |
| Share Premium Account | 19.80 | 19.80 | 19.80 | 19.80 | 19.80 |
| Other Reserves | 242.70 | -197.40 | 24.70 | 22.00 | 201.00 |
| Retained Earnings | 1,795.90 | 1,786.70 | 1,361.70 | 967.90 | 673.10 |
| Shareholders Funds | 2,060.80 | 1,611.80 | 1,408.90 | 1,012.40 | 896.60 |
| Minority Interests / Other Equity | n/a | n/a | n/a | n/a | n/a |
| Total Equity | 2,060.80 | 1,611.80 | 1,408.90 | 1,012.40 | 896.60 |
| 30-03-2026 | 30-03-2025 | 31-03-2024 | 30-03-2023 | 30-03-2022 | |
| Operating Margin | 5.88% | 6.22% | 6.85% | 7.83% | -26.30% |
| Return on Capital Employed | 11.87% | 15.72% | 14.76% | 16.27% | -13.04% |
| Dividend Cover | 12.50 | 12.92 | 12.65 | 12.31 | n/a |
| Dividend Yield | 1.50 | 1.30 | 1.00 | 0.80 | n/a |
| PE Ratio | 5.30 | 5.80 | 7.80 | 9.70 | n/a |
| PEG | n/a | 0.40 | 0.20 | n/a | n/a |
| Dividend per Share Growth | 2.42% | 12.24% | 33.64% | n/a% | n/a% |
| Net Asset Value per Share | 1,065.39p | 830.21p | 723.93p | 516.25p | 455.59p |