Interest Coverage Ratio Calculator

Compare matched-period earnings and interest expense, measure coverage gaps, and illustrate interest or debt at a chosen target.

Accounting assumptions

Matched earnings and interest period

Entered earnings definition

Currency for all amounts

Use earnings and interest from the same period and currency. EBITDA must be entered separately; this calculator does not add depreciation or amortization.

Changing the currency or period label does not convert or annualize entered amounts. Confirm that every entered period uses the selected definition and units.

Financial Inputs

Earnings under selected definition

Enter EBIT or EBITDA as selected above. Zero and losses remain valid accounting inputs.

Interest Expense

Interest expense for the same selected accounting period. Zero produces an undefined ratio.

Result

Interest Coverage Ratio

Enter EBIT and interest expense to see your result.

Earnings less interest: —
Uncovered interest: —
Earnings required at target: —
Headroom at chosen target: —

ICR = EBIT / Interest Expense | -

Current Ratio

Interest Coverage Ratio

Enter values on the Interest Coverage Ratio tab to see an interpretation here.

These arithmetic bands compare earnings with interest. They do not assign a credit rating or predict default.

Below interest expense

Below 1×

Earnings do not cover all interest expense. Zero earnings cover none; a loss also requires recovering that loss before reaching 1×.

Exactly covers interest

Exactly 1×

Earnings equal interest expense. Earnings headroom above interest is zero.

Earnings exceed interest

Above 1×

Earnings exceed interest expense. The excess does not establish cash availability, affordable borrowing or solvency.

Solve For

Earnings under selected definition

Interest Rate

Average annual interest rate on the debt, used to convert interest expense into a debt amount.

Result

Interest at Target

Choose what to solve for, then fill in EBIT and the target ratio.

Max Interest = EBIT / Target ICR

Chosen target and device storage

Target Interest Coverage Ratio

Enter a positive comparison target. An actual covenant may use different definitions or adjustments.

Remember inputs on this device

Saving is optional. Uncheck to erase this calculator’s saved inputs. Draft values stay out of the address bar.

Earnings coverage and target headroom

Select a bar or period row to inspect its amounts. Only entered periods are shown; a scenario is hypothetical.

Entered periods and explicit scenarios
Period	Earnings	Interest expense	Coverage	Required at target	Target headroom	Uncovered interest

Entered historical periods

Add only periods you supply. All rows use the selected earnings definition, currency and annual or quarterly period. No trend, company data or missing values are invented.

Up to 8 entered periods. Blank or invalid rows remain unavailable until corrected.

Earnings and interest stress scenario

Enter a hypothetical earnings amount. Specify interest directly or derive it from an assumed constant debt balance and annual simple rate; this is not a forecast.

Scenario earnings

Scenario interest assumption

Scenario period interest expense

3 min read 4 steps 6 terms 3 examples 6 FAQs Coverage = Selected Earnings / Interest Expense

Interest coverage compares accounting earnings and interest expense for one matching period.

YMYL Written by Calculover Editorial Team · Updated 2026-08-11 · 2 sources

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Walk-through

How to Use This Calculator

4 steps

Enter EBIT

Choose EBIT or EBITDA, a matched annual or quarterly period, and one currency. Enter earnings and interest directly; zero and losses are valid. Changing labels does not convert amounts.

Enter interest expense

Enter interest expense for the same period as earnings. Negative expense is outside this model. Zero expense is preserved and explicitly produces undefined coverage rather than infinity.

Read accounting coverage bands

Below 1× does not cover all interest; exactly 1× leaves no earnings headroom; above 1× exceeds interest. Zero and negative earnings are distinct. No band assigns safety or credit quality.

Explore targets and explicit scenarios

Set a positive target. Add your historical periods or hypothetical scenarios. Inverse debt assumes constant annual interest. Review sharing disclosure; the default link is blank.

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Reference

Formula & Methodology

3 formulas

Interest coverage ratio

Coverage = Selected Earnings / Interest Expense

Coverage divides selected entered EBIT or EBITDA by nonnegative interest expense for the same accounting period and currency. Zero interest is undefined. Negative earnings retain a signed ratio but cover no interest. The comparison target is user chosen; accounting coverage is not a credit or solvency determination.

Solve for maximum interest expense

Interest at Target = Selected Earnings / Target ICR

Interest at target = positive selected earnings / positive target multiple. It is an accounting equality for the selected period, not an estimate of borrowing approval, cash affordability or principal repayment capacity.

Solve for maximum debt

Illustrative Debt = Annualized Interest / Annual Rate

Illustrative debt = annualized interest at target / positive annual interest rate. Annual inputs use 1 period; quarterly inputs use 4 identical quarters. No principal amortization, changing rates or covenant-specific adjustments are modeled.

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YMYL

Trust, Methodology & Sources

Written by Calculover Editorial Team · Updated 2026-08-11 · 2 sources

Editorial accountability

Author: Calculover Editorial Team - Financial calculator content review

Owner: Calculover Editorial Team - Financial calculator content review

Last reviewed: 2026-08-11

Last verified: 2026-08-11

Methodology

Assumption: All entered current and historical amounts use the selected earnings definition, currency and matching annual or quarterly period; relabeling does not convert amounts.

Assumption: The Solve tab's debt calculation assumes a single blended average interest rate across all outstanding debt.

Assumption: The calculator does not account for principal repayment schedules, covenant step-downs, or off-balance-sheet obligations.

Limitations & guidance

A single-period ratio does not capture trend — a strong ratio this year can deteriorate quickly if earnings fall or debt is refinanced at a higher rate.

Targets are user assumptions. An actual debt covenant may define earnings, interest, permitted adjustments and testing periods differently; this calculator does not certify compliance.

This tool does not replace a full credit analysis, which would also weigh cash flow timing, collateral, and covenant structure.

Professional guidance: This calculator is an educational tool and does not constitute investment advice, credit advice, or a recommendation to lend to or invest in any company. Consult a licensed Certified Public Accountant (CPA), Chartered Financial Analyst (CFA), or corporate finance professional before making lending, credit, or investment decisions.

Primary sources

CFA Institute — Financial Analysis Techniques (2026)

SEC — Non-GAAP Financial Measures, Section 103 (EBIT and EBITDA)

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Glossary

Key Terms Explained

6 terms

EBIT Defined earnings before interest and taxes from statements or a documented reconciliation. Nonoperating items and definitions can differ; operating income and EBITDA are not automatically EBIT.

Interest expense Same-period accounting interest expense, not necessarily cash paid. Use a documented definition; netting and covenant adjustments are not automatic.

Interest coverage ratio A same-period accounting ratio of selected earnings to interest expense. It does not measure available cash or principal repayment capacity, and it is undefined at zero interest.

Solvency Ability to meet long-term financial obligations as they fall due. Coverage is one accounting indicator and cannot establish solvency on its own.

Debt servicing Payments of interest and, where required, principal. This calculator measures accounting interest coverage; it does not model principal repayments or available cash.

Times interest earned Another name for EBIT-based interest coverage. History contains only user-entered periods with matching definition, currency and period; no observations or missing earnings are generated.

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Scenarios

Real-World Examples

3 worked examples

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Manufacturer example

Annual EBIT $3,000,000; annual interest expense $500,000.

EBIT $3,000,000 Interest Expense $500,000

3,000,000 / 500,000 = 6×. Earnings less interest is 2,500,000. At an illustrative 3× target, required earnings are 1,500,000 and target headroom is 1,500,000; this is not a safety rating.

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Retailer example

Annual EBIT $600,000; annual interest expense $500,000.

EBIT $600,000 Interest Expense $500,000

600,000 / 500,000 = 1.2×. Earnings exceed interest by 100,000, so all interest is covered in this accounting period. At a chosen 3× target the earnings shortfall is 900,000; no default prediction follows.

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Lender setting a covenant

Annual EBIT $1,200,000; chosen target 3×; assumed annual rate 7%.

EBIT $1,200,000 Target ICR 3× Interest Rate 7%

Annual interest at target = 1,200,000 / 3 = 400,000; illustrative debt = 400,000 / 0.07 = 5,714,285.71. This assumes a constant annual rate and excludes principal repayments or borrowing approval.

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Reference

Cite This Calculator

APA & MLA

Use either format to cite this calculator in a paper, report, or resource list.

APA

MLA

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Deep Dive

Understanding the Interest Coverage Ratio

3 chapters · 3 min read

Interest coverage compares accounting earnings and interest expense for one matching period. This calculator distinguishes losses, zero earnings, shortfalls, exact cover and positive headroom. It does not predict default or assign a risk rating. Chosen targets are arithmetic assumptions and may differ from the definition in an actual loan covenant.

How the interest coverage ratio works

Below 1×, positive earnings cover only part of interest. Zero earnings cover none. Negative earnings also cover none, and reaching 1× requires recovering the loss plus the interest amount. Exactly 1× leaves no earnings headroom; above 1× is not a safety guarantee.

Inputs and what they mean

Select EBIT or EBITDA and enter the corresponding amount directly; EBITDA is not calculated from EBIT. Keep currency, accounting definitions and annual or quarterly periods consistent. A quarterly ratio is unchanged by multiplying both inputs by four, but the debt solver's annualization is only a constant-quarter illustration.

Limits and edge cases

Accounting earnings are not cash available for debt service. Coverage omits principal repayments, cash timing and contract-specific adjustments. History is supplied by you; scenarios are hypothetical. For the rate scenario, period interest equals constant debt multiplied by the annual simple rate, divided by four for a quarter. No amortization or rate reset is inferred.

Draft inputs stay out of the address bar. Device storage is optional and can be erased by unchecking it. Share first opens a disclosure review: the default link is blank, while an explicitly included full link exposes amounts, assumptions and period labels to anyone who receives it.

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Questions

Frequently Asked Questions

6 questions

What is the formula for the interest coverage ratio?+

Divide the directly entered EBIT or separately entered EBITDA by interest expense for the same annual or quarterly period and currency. State the numerator definition. At zero interest, the ratio is undefined. Accounting earnings are not automatically cash available to pay interest.

What is a good interest coverage ratio?+

There is no universal safe ratio. The chosen target is an entered comparison, not a credit rating. Compare matched definitions and actual covenant terms, cash flows, maturities and industry context separately.

What does an interest coverage ratio below 1.5x mean?+

Where does the EBIT figure come from?+

Use the defined EBIT amount from the relevant statements or a documented reconciliation. Operating income is not automatically identical to every EBIT definition. EBITDA must be entered separately if selected.

How is the interest coverage ratio different from the debt-to-equity ratio?+

Interest coverage compares period earnings with period interest expense. Debt-to-equity compares balance-sheet debt with equity at a date. Their denominators, timing and purpose differ. Neither ratio alone establishes liquidity, principal repayment capacity or creditworthiness.

Does the interest coverage ratio vary by industry?+

Thresholds depend on accounting definitions, sector context and actual covenant terms. Compare matched periods and definitions rather than assuming a universal safe band; this calculator supplies no industry average or credit approval.

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