A coverage ratio compares a defined financial resource with the interest, debt service, fixed charge, dividend, or asset claim it must support.
A coverage ratio compares a defined financial resource with a defined obligation or claim. Earnings coverage, cash-flow coverage, asset coverage, and dividend coverage answer different questions, so “coverage ratio” is a category label rather than one universal formula.
The numerator may be EBIT, EBITDA, operating cash flow, cash flow available for debt service, net income, or adjusted asset value. The denominator may be interest expense, cash interest, scheduled principal and interest, fixed charges, dividends, or debt claims.
Changing either component changes the ratio’s meaning. A result should therefore be reported as “EBIT interest coverage,” “operating-cash-flow-to-total-debt,” or another complete label rather than as coverage alone.
| Measure | Common structure | Main use | Main caution |
|---|---|---|---|
| Interest coverage | EBIT / interest expense | Earnings cushion over financing cost | Excludes principal and may not reflect cash timing |
| EBITDA-to-interest | EBITDA / interest expense | Coverage before depreciation and amortization | Ignores capital spending and working capital |
| Cash interest coverage | Defined EBITDA or cash earnings / cash interest | Covenant or cash financing-cost analysis | Contract definitions and add-backs vary |
| Debt-service coverage | Defined cash available / principal plus interest | Scheduled payment capacity | Numerator differs across real estate, project, and corporate finance |
| Fixed-charge coverage | Defined earnings or cash / specified fixed charges | Broader recurring-claim analysis | Rent, taxes, capex, and distributions may be included differently |
| Asset coverage | Adjusted asset value / debt or senior claims | Balance-sheet protection | Book value may differ from realizable value |
| Dividend coverage | Earnings or free cash flow / dividends | Distribution support | Board discretion, regulation, and capital needs still matter |
Assume a company reports:
| Item | Amount |
|---|---|
| EBIT | $120 million |
| Depreciation and amortization | $30 million |
| EBITDA | $150 million |
| Interest expense | $30 million |
| Scheduled principal | $40 million |
| Operating cash flow | $100 million |
EBIT interest coverage is:
EBITDA-to-interest coverage is:
A simplified operating-cash-flow debt-service measure is:
All three calculations are mathematically correct under the stated definitions. They differ because the first retains depreciation and excludes principal, the second adds back depreciation and still excludes principal, and the third uses cash flow while including scheduled principal.
Decide whether the analysis concerns earnings capacity, cash payment capacity, asset protection, covenant compliance, or distribution sustainability. Do not select a formula before defining the decision.
Tie reported inputs to financial statements. Reconcile EBITDA, adjusted EBITDA, cash-flow measures, or asset adjustments and document excluded items.
Use the same period, currency, legal entities, and accounting basis. A consolidated numerator may not support debt at a restricted subsidiary, and annual earnings may not solve a near-term maturity.
For a contractual test, compare the calculated result with the exact threshold. Then test lower earnings, weaker collections, higher rates, cost inflation, and loss of permitted add-backs.
Coverage is a flow or value relationship. Cash balances, restricted cash, committed facilities, collateral, covenants, and the maturity schedule determine whether obligations can be met when due.
Coverage ratios organize analysis; they do not guarantee payment, credit quality, liquidity, valuation, or investment returns. This article is educational and is not accounting, credit, covenant, legal, tax, or investment advice.