Consolidated figures
| Ratio | Mar 2018 | Mar 2020 | Mar 2021 | Mar 2022 | Mar 2023 | Mar 2024 | Mar 2025 | Mar 2026 |
|---|---|---|---|---|---|---|---|---|
| Margins | ||||||||
| Gross margin % | 98.8% | — | — | — | ||||
| — |
| — |
| — |
| — |
| EBITDA margin % | 90.3% | 86.7% | 90.7% | 87.7% | 95.3% | 100.8% | 96.2% | 95.7% |
| EBIT margin % | 90% | 86.7% | 90.7% | 87.7% | 95.2% | 100.7% | 96.1% | 95.6% |
| PAT margin % | 20.3% | 16.6% | 23.6% | 25.6% | 28.3% | 29.8% | 28.2% | 27.4% |
| Working capital | ||||||||
| Receivable days | 2 | 1 | 1 | 1 | — | — | — | — |
| Inventory days | 0 | — | — | — | 0 | — | 0 | 0 |
| Payable days | 57 | 4 | 7 | 3 | — | — | — | — |
| NWC days | -55 | — | — | — | — | — | — | — |
| Leverage | ||||||||
| Current ratio | — | — | — | — | — | — | — | — |
| Debt to EBITDA | 8.31 | 11.03 | 10.22 | 9.67 | 10.12 | 9.31 | 9.15 | 9.03 |
| Debt to equity | 5.62 | 8.09 | 7.63 | 6.56 | 6.55 | 6.42 | 6.33 | 6.05 |
| Interest coverage | 1.5 | 1.4 | 1.5 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 |
| Asset turnover | 0.11 | 0.09 | 0.09 | 0.1 | 0.08 | 0.09 | 0.09 | 0.09 |
| Return ratios | ||||||||
| Return on assets % | 2.3% | 1.4% | 2.1% | 2.4% | 2.4% | 2.6% | 2.6% | 2.5% |
| Return on capital employed % | — | — | — | — | — | — | — | — |
| Return on equity % | 15.2% | 14% | 19.4% | 19.8% | 19.2% | 20.4% | 20.3% | 19.2% |
Derived from reported annual statements. ROCE uses EBIT over capital employed (total assets less current liabilities). Day counts average the opening and closing balance; receivables turn on revenue, inventory and payables on cost of goods sold.