Business Tools · Reviewed 7 October 2026

Debt Service Coverage Ratio Calculator

Compare available annual operating cash with annual debt service.

Free to useNo signupRuns in your browser
Your inputs
Your result

Estimate based on your inputs and stated assumptions. It is not a guarantee of returns, rates, eligibility or tax outcome.

Methodology by Finpockett · See how calculators are built and checked

Worked example

A starting scenario, with the assumptions shown

These are the calculator’s starting inputs, used to illustrate the method. They are not a recommended plan. Changing the inputs above updates the interactive result; this example remains a fixed reference.

View the example inputs
Cash available for annual debt service₹12,00,000
Annual interest payable₹2,00,000
Annual principal repayment₹6,00,000
ResultIllustrative value
Debt service coverage ratio1.50×
Annual debt service₹8,00,000
Cash-flow surplus after debt service₹4,00,000

Cash available for debt service must be after operating costs and relevant cash taxes, before interest/principal. Match numerator and denominator periods. Lender definitions vary.

Understand the calculation

What is a Debt Service Coverage Ratio Calculator?

Compare available annual operating cash with annual debt service. Cash available is after operating costs and relevant cash taxes, before financing. Lender definitions vary.

Use the inputs that describe your actual situation. Change one assumption at a time, compare the results, and read the scope note alongside the number. The tool calculates a stated scenario; it does not decide whether an investment, policy or tax treatment is suitable for you.

Method and assumptions

DSCR = cash available / (interest + principal)

Cash available is after operating costs and relevant cash taxes, before financing. Lender definitions vary.

Read the result with these boundaries

Cash available is after operating costs and relevant cash taxes, before financing. Lender definitions vary.

Check the inputs before acting

Confirm actual costs, dates, eligible amounts and product terms from your records. Compare a conservative case and an adverse case rather than relying on the default inputs. A result can change substantially when return, tax, contribution or cost assumptions change.

Frequently asked questions

What does this tool calculate?

Compare available annual operating cash with annual debt service. DSCR = cash available / (interest + principal)

What is outside its scope?

Cash available is after operating costs and relevant cash taxes, before financing. Lender definitions vary.

Are the default inputs a recommendation?

No. Defaults are worked scenarios. Use your own verified amounts and test more than one assumption.

For educational and illustrative use only. Verify current rates, rules and eligibility with the relevant official source before making a financial decision.