Interest Coverage Ratio Calculator
Created by: Olivia Harper
Last updated:
Calculate how many times EBIT covers annual interest expense, get a safe/manageable/distress assessment, and see how rising interest costs would affect your coverage ratio.
Interest Coverage Ratio Calculator
FinanceDivide EBIT by annual interest expense to see how many times operating earnings cover debt interest payments.
What is an Interest Coverage Ratio Calculator?
An interest coverage ratio calculator divides a company's earnings before interest and taxes (EBIT) by its annual interest expense to show how comfortably — or uncomfortably — the company can service its debt.
The result tells lenders, investors, and management whether operating earnings provide a sufficient cushion above the mandatory interest payments.
The interest coverage ratio is one of the most commonly tested covenants in corporate credit agreements.
Banks and bondholders routinely require that borrowers maintain a minimum ICR of 2.0 to 3.0.
Falling below the covenant level can trigger default provisions, restrict additional borrowing, or require immediate repayment of existing debt.
The ratio also serves as an early warning system.
A business with a steadily declining ICR — even if it is still above the minimum — is signaling that earnings growth is lagging behind interest cost growth.
Catching this trend early gives management time to either grow revenue, cut costs, or refinance at better terms before a covenant breach occurs.
How the Interest Coverage Ratio Is Calculated
EBIT (earnings before interest and taxes) comes from the income statement.
It is revenue minus all operating expenses including cost of goods sold, selling and administrative expenses, and depreciation — but before subtracting interest and taxes.
Dividing EBIT by interest expense gives the coverage multiple.
A ratio of 5.0 means the company generates five times more operating profit than it needs to pay interest.
A ratio of 1.0 means operating profit and interest expense are exactly equal — the company can pay its interest but nothing else from operations.
Below 1.0 means operating earnings are insufficient to cover interest, and the company must use cash reserves, sell assets, or borrow more just to make interest payments.
Interest coverage ratio formula
Interest coverage ratio = EBIT / interest expense
Also known as times interest earned (TIE)
Safe: ICR ≥ 3.0 | Manageable: ICR 1.5–3.0 | Distress risk: ICR < 1.5
Example Scenarios
Example 1: Healthy mid-size manufacturer
EBIT is $4.5M and annual interest expense is $900K. ICR = 5.0. The company earns five times what it owes in interest — well above the typical 3.0 covenant minimum. It has significant room to take on additional debt if needed.
Example 2: Covenant-tight retailer
EBIT is $2.2M and interest expense is $1.8M. ICR = 1.22. The company can technically pay its interest from operations, but a 20% revenue decline would push it below 1.0. This is the scenario that keeps CFOs and lenders awake. Waiver requests are likely in the next downturn.
Example 3: Leveraged buyout target
A private equity firm loads a company with $50M in debt at 8% — $4M annual interest. EBITDA is $8M and D&A is $1M, so EBIT = $7M. ICR = 1.75. Acceptable at acquisition close, but the business plan requires EBIT growth to 3.0 within three years to hit the refi target.
How People Use This Calculator
- Assess whether a business can sustain its current debt load based on current operating profitability.
- Evaluate the impact of a new borrowing on the company's ability to service all debt obligations.
- Monitor covenant compliance by checking ICR each quarter against minimum thresholds set in credit agreements.
- Compare interest coverage ratios across competitors to identify which companies in the sector are most financially vulnerable.
- Model the impact of interest rate increases on coverage — particularly relevant for floating-rate debt holders.
Tips for Interest Coverage Analysis
Use both EBIT-based and EBITDA-based interest coverage ratios.
EBITDA gives a cash-flow-oriented view that removes non-cash depreciation and amortization — useful for asset-heavy businesses where D&A is large but capital expenditure is being deferred.
Always disclose which metric you are using when reporting to lenders.
Stress-test the coverage ratio with a 20–30% EBIT decline scenario.
If the result drops below 1.5, the company is vulnerable to earnings volatility.
This stress test is exactly what rating agencies and credit officers perform during due diligence.
Track the interest expense trend alongside the coverage ratio.
A rising coverage ratio can mask a problem if it is being driven by rising interest expense rather than rising earnings — for example, if earnings grow 10% but interest expense grows 50% due to rate hikes or new borrowing.
Frequently Asked Questions
What is the interest coverage ratio?
The interest coverage ratio (ICR), also called times interest earned (TIE), measures how many times a company's earnings before interest and taxes (EBIT) can cover its annual interest expense. A ratio of 3.0 means the company earns three dollars of operating profit for every one dollar of interest owed. It is a primary metric for assessing debt-service capacity.
What is a good interest coverage ratio?
A ratio above 3.0 is generally considered safe — most lenders use 3.0 as a minimum threshold in credit covenants. A ratio between 1.5 and 3.0 is manageable but leaves little margin for an earnings downturn. A ratio below 1.5 signals that the company is struggling to service its debt and is at elevated risk of default. Below 1.0 means EBIT does not even cover interest payments.
What is EBIT?
EBIT stands for earnings before interest and taxes. It is operating income — revenue minus cost of goods sold and operating expenses (including depreciation), but before subtracting interest expense and income taxes. EBIT is used in the interest coverage ratio because it represents the operating profit available to pay interest before taxes reduce the amount.
What is the difference between interest coverage ratio and DSCR?
The interest coverage ratio only compares operating earnings to interest payments. The debt service coverage ratio (DSCR) is broader — it compares operating income to total debt service, including both interest payments and principal repayments. DSCR is commonly used in commercial real estate and project finance where principal repayment is as significant as interest.
Can I use EBITDA instead of EBIT?
Yes. Some analysts use EBITDA (adding back depreciation and amortization) instead of EBIT for a cash-flow-oriented version of the interest coverage ratio. EBITDA is higher than EBIT because D&A is non-cash, so an EBITDA-based ICR will always be higher than an EBIT-based one. Bond indentures and credit agreements specify which metric applies, so always check the covenant definition.
How does the interest coverage ratio interact with the D/E ratio?
The D/E ratio measures the stock of leverage (how much debt exists relative to equity), while the ICR measures the flow of earnings relative to the cost of that debt. A company can have a high D/E ratio but a strong ICR if it has excellent earnings. Conversely, a moderate D/E ratio with a weak ICR suggests the debt load is too expensive relative to operating performance. Lenders typically evaluate both together.
Sources and References
- Damodaran, A. (2012). Investment Valuation. John Wiley & Sons.
- Standard & Poor's. (2013). Corporate Methodology: Ratios and Adjustments.
- CFA Institute. (2023). Fixed Income. CFA Program Curriculum.