The WACC of Rolls-Royce Holdings PLC (RR.L) is 10.0%.
| Range | Selected | |
| Cost of equity | 9.50% - 11.50% | 10.50% |
| Tax rate | 11.00% - 14.90% | 12.95% |
| Cost of debt | 4.30% - 4.90% | 4.60% |
| WACC | 9.0% - 10.9% | 10.0% |
| Category | Low | High |
| Long-term bond rate | 4.0% | 4.5% |
| Equity market risk premium | 6.0% | 7.0% |
| Adjusted beta | 0.91 | 0.93 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 9.50% | 11.50% |
| Tax rate | 11.00% | 14.90% |
| Debt/Equity ratio | 0.08 | 0.08 |
| Cost of debt | 4.30% | 4.90% |
| After-tax WACC | 9.0% | 10.9% |
| Selected WACC | 10.0% | |