Coverage Ratios: 5 Essential Measures Explained Simply
Coverage ratios measure how well a company can carry its debt. They compare earnings or operating cash flow with interest expense or total liabilities, or show how much of the assets creditors finance. The core three are times interest earned, cash debt coverage, and debt to assets. Higher coverage means more lender protection; a higher debt-to-assets percentage means more risk.
Here is what each core ratio tells you. Debt to assets shows how much of the asset base is financed by liabilities. Times interest earned compares earnings before interest and taxes (EBIT) with interest expense. Cash debt coverage compares operating cash flow with average total liabilities.
These measures matter because profit alone does not tell you about financing pressure or the cash available to pay obligations. Wiley’s Intermediate Accounting (Kieso, Weygandt, and Warfield) also lists book value per share and free cash flow in its coverage group. Those two are dollar amounts, not ratios, but they help creditors and investors judge the cushion behind their claims.
Video lesson with Professor Farhat
This lesson is titled Solvency Ratios Explained, because coverage ratios are part of the larger solvency family. Jump to the debt-to-assets explanation at 1:15 (it runs to 4:28), then to times interest earned at 12:00. The video also covers the equity ratio, equity multiplier, and debt-to-equity ratio, which go beyond the five measures in this guide.
Watch the complete Farhat Lectures video on YouTube.
Coverage Ratios and Related Measures: Five Formulas
| Measure | Formula | Focus |
|---|---|---|
| Debt to assets | Total liabilities ÷ Total assets | Proportion of recorded assets financed by creditors |
| Times interest earned | (Net income + Interest expense + Income tax expense) ÷ Interest expense | Earnings protection for interest charges |
| Cash debt coverage | Net cash provided by operating activities ÷ Average total liabilities | Operating cash generation relative to total obligations |
| Book value per common share | Common stockholders’ equity ÷ Common shares outstanding | Recorded common equity attributable to each ending share |
| Free cash flow, appendix convention | Operating cash flow − Capital expenditures − Cash dividends | Cash remaining after these specified uses |
“Debt” in the debt-to-assets and cash-debt formulas here means total liabilities, including operating liabilities such as accounts payable. It is not limited to bank loans or bonds. State the definition when comparing with a source that uses interest-bearing debt only.
How Is Times Interest Earned Different From Cash Debt Coverage?
Times interest earned starts with net income and adds back interest and income tax expense. The resulting subtotal is earnings before interest and taxes (EBIT). Dividing EBIT by interest expense expresses how many times that earnings amount covers the interest charge.
This is an accrual-based earnings measure, not proof that cash is available on each interest payment date. It also does not measure principal repayment. If interest expense is zero, the division is undefined rather than an ordinary finite coverage ratio.
Cash debt coverage uses operating cash flow (net cash provided by operating activities on the statement of cash flows), not EBIT or net income. Because cash generation covers a period, average total liabilities are used: (beginning + ending total liabilities) ÷ 2. The current cash debt coverage ratio uses average current liabilities instead.
Worked example: creditor and investor protection
Hypothetical example. Harbor Equipment has year-end total assets of $600,000 and total liabilities of $300,000. Beginning total liabilities were $260,000. Annual net income is $56,000, interest expense is $14,000, and income tax expense is $10,000. Operating cash flow is $84,000. Cash capital expenditures are $30,000 and cash dividends are $18,000. Ending common equity is $240,000, preferred equity is $60,000, and 20,000 common shares are outstanding.
| Measure | Calculation | Result |
|---|---|---|
| Debt to assets | $300,000 ÷ $600,000 | 50% |
| Times interest earned | ($56,000 + $14,000 + $10,000) ÷ $14,000 | 5.71 times |
| Cash debt coverage | $84,000 ÷ [($260,000 + $300,000) ÷ 2] | 0.30, or 30% |
| Book value per common share | $240,000 ÷ 20,000 | $12.00 |
| Free cash flow | $84,000 − $30,000 − $18,000 | $36,000 |
Half of Harbor’s recorded assets are financed by liabilities. EBIT is $80,000, approximately 5.71 times the interest expense. Operating cash flow equals 30% of average total liabilities; this does not mean the company actually repaid 30% of its liabilities.
Is Book Value Per Share The Same As Market Value?
Book value per share allocates recorded common equity across common shares outstanding at the balance-sheet date. Start with total stockholders’ equity and subtract the preferred stockholders’ claim. That claim is the preferred stock’s liquidation value (or its call price, if one is given) plus any cumulative dividends in arrears, so it can be larger than the preferred stock’s recorded balance. Then divide by ending common shares outstanding, which excludes treasury shares. Do not use the weighted-average shares from earnings per share.
In the Harbor example, we assume the preferred claim equals its $60,000 recorded balance with no dividends in arrears. Common equity is $600,000 − $300,000 − $60,000 = $240,000.
Harbor’s $12 amount is an accounting allocation. It is not the stock’s quoted price and does not guarantee what shareholders would receive in an actual liquidation. Sale proceeds, unrecorded items, settlement costs, and claims can differ from recorded balances.
You may see book value per share described as the amount each common share would receive if the company were liquidated at the amounts reported on the balance sheet. Notice the condition: at reported amounts. Real liquidations rarely happen at book values, which is why this number is a reference point, not a promise.
Compare this with EPS and price-earnings measures: EPS concerns period earnings, P/E uses market price, and book value per share concerns recorded equity at a date.
Which free cash flow formula should students use?
Quick definition first: capital expenditures (often called capex) are cash a company spends to buy or improve long-lived assets, such as equipment and buildings.
For this appendix, deduct both capital expenditures and cash dividends from operating cash flow. Other sources commonly define free cash flow as operating cash flow minus capital expenditures only. Harbor would report $54,000 under that alternative, versus $36,000 under the appendix convention.
Neither label tells you the calculation by itself. Identify the definition and apply it consistently. The SEC’s non-GAAP guidance, Question 102.07 notes that free cash flow has no uniform definition and may leave out mandatory cash requirements, such as required debt payments. (A non-GAAP measure is a number a company reports that is not defined by U.S. generally accepted accounting principles.) The same guidance says free cash flow must not be presented on a per-share basis in SEC filings. A positive amount therefore is not necessarily cash that management can spend without restriction.
Do not deduct a noncash equipment acquisition as if it were a cash capital expenditure. Likewise, do not replace operating cash flow with the total change in cash, which includes borrowing and other investing or financing transactions.
What Other Coverage Ratios Should You Know?
Search for coverage ratios and you will also see a few measures that are not in the textbook’s group of five. Here is what each one adds.
Interest coverage ratio. This is another name for times interest earned: EBIT ÷ interest expense. If a question says “interest coverage,” use the same formula.
Fixed charge coverage. This widens the test beyond interest. The IMA’s CMA ratio definitions in the CMA Candidate Handbook describe it as earnings before fixed charges and taxes ÷ fixed charges, where fixed charges include interest, required principal repayments, and leases. Because more obligations sit in the denominator, it is a stricter test than times interest earned.
Cash flow to fixed charges. This is the cash version of the same idea: (cash from operations + fixed charges + tax payments) ÷ fixed charges.
Debt service coverage ratio (DSCR). You will see this one in lending and real estate. A typical version is net operating income ÷ total debt service, where debt service is the principal and interest due in the period. Lenders often write a minimum DSCR into loan agreements. Definitions vary by lender, so always use the formula you are given.
Interpretation and common mistakes
A higher debt-to-assets percentage generally indicates a larger creditor-financed share and a smaller equity cushion. Higher earnings or cash coverage generally indicates more protection on that measure. Assess industry, due dates, and trends before treating any result as sufficient.
Do not confuse the direction of these measures: a larger debt ratio and a larger interest-coverage ratio do not mean the same thing. Do not use total equity in common book value or ending liabilities where an average is required. Activity ratios add context about how assets produce sales; they do not replace coverage analysis.
Where Do Coverage Ratios Show Up On The CPA And CMA Exams?
CPA exam. Ratio analysis is tested in the Business Analysis and Reporting (BAR) discipline, in Area I, Business Analysis. The AICPA CPA Exam Blueprints ask you to interpret profitability, liquidity, and solvency ratios, and BAR also covers non-GAAP measures such as free cash flow. Expect to calculate a ratio and then explain what it means.
CMA exam. The IMA CMA Learning Outcome Statements include financial statement analysis in Part 2, Strategic Financial Management. You are expected to calculate and interpret times interest earned, fixed charge coverage, and cash flow to fixed charges, along with solvency ratios such as debt to total assets.
Accounting courses. Intermediate accounting courses test the five measures in this guide, usually by giving you a set of financial statements and asking for several ratios at once.
Common exam traps:
- Dividing net income by interest expense instead of EBIT.
- Using ending liabilities when cash debt coverage calls for an average.
- Reading a higher debt-to-assets percentage as good news.
- Subtracting only the par value of preferred stock in book value per share, instead of its full claim, including dividends in arrears.
- Assuming every source defines free cash flow the same way.
Studying for CPA BAR or CMA Part 2? Ratio questions get easier with reps. Practice exam-style questions in the BAR CPA Test Bank or the CMA Part 2 course, or try the free sample course to see how Farhat Lectures lessons and simulations work.
Key Takeaways
- Coverage ratios show how well a company can carry its debt. Debt to assets looks at the balance sheet, times interest earned uses earnings, and cash debt coverage uses operating cash flow.
- Times interest earned = (net income + interest expense + income tax expense) ÷ interest expense. Higher means more protection.
- Debt to assets = total liabilities ÷ total assets. Higher means more risk, not more protection.
- Cash debt coverage divides operating cash flow by average total liabilities, not ending liabilities.
- Book value per share uses common equity only, after the full preferred claim, divided by ending common shares.
- Free cash flow has no single definition, so always state which formula you are using.
Coverage Ratios: Interactive Matching Exercise
Practice the five coverage ratios and related measures by matching each formula and purpose to the correct measure: debt to assets ratio, times interest earned, cash debt coverage, book value per share, or free cash flow. Select your answers, then choose Check answers. Each measure is used once.
This exercise uses the appendix convention for free cash flow: operating cash flow minus capital expenditures and cash dividends. Book value per share represents recorded common equity per share, not a guaranteed liquidation payment.
Study reference: coverage formulas and meanings
Debt to assets ratio
Formula: Total liabilities ÷ Total assets
What it measures: Measures the percentage of total assets provided by creditors.
Times interest earned
Formula: (Net income + Interest expense + Income tax expense) ÷ Interest expense
What it measures: Measures how many times earnings before interest and taxes cover interest expense.
Cash debt coverage
Formula: Net cash provided by operating activities ÷ Average total liabilities
What it measures: Compares operating cash generated during the period with average total liabilities.
Book value per share
Formula: Common stockholders’ equity ÷ Common shares outstanding at the balance-sheet date
What it measures: Measures recorded common stockholders’ equity attributable to each common share outstanding.
Free cash flow
Formula: Net cash provided by operating activities − Capital expenditures − Cash dividends
What it measures: Measures cash remaining after capital expenditures and cash dividends under the appendix convention.
Practice questions with explanations
1. Calculate times interest earned.
Net income is $60,000, interest expense $15,000, and income tax expense $25,000.
Answer: EBIT is $100,000; coverage is $100,000 ÷ $15,000 = 6.67 times. Dividing net income alone by interest omits the required add-backs.
2. Calculate cash debt coverage.
Operating cash flow is $72,000. Total liabilities begin at $200,000 and end at $280,000.
Answer: Average liabilities are $240,000; coverage is 0.30. Using only current liabilities would answer a different question.
3. Calculate both free cash flow conventions.
Operating cash flow is $100,000, capital expenditures $40,000, and cash dividends $15,000.
Answer: The appendix measure is $45,000. The capital-expenditures-only version is $60,000. Label the formula to avoid a false disagreement.
4. Calculate Book Value Per Common Share With Preferred Stock.
Total stockholders’ equity is $500,000. There are 1,000 shares of $100 par, 6% cumulative preferred stock with a liquidation value of $105 per share, and two years of preferred dividends are in arrears. 40,000 common shares are outstanding.
Answer: The preferred claim is $105,000 of liquidation value (1,000 × $105) plus $12,000 of dividends in arrears (1,000 × $100 × 6% × 2), for a total of $117,000. Common equity is $500,000 − $117,000 = $383,000, so book value per common share is $383,000 ÷ 40,000 = about $9.58. Subtracting only the $100,000 par value would give $10.00, a common exam trap.
Frequently asked questions
Are coverage ratios the same as solvency ratios?
Answer: They overlap. Many analysts treat coverage ratios as one part of the solvency family: leverage ratios such as debt to assets look at the balance sheet, while coverage ratios such as times interest earned compare earnings or cash flow with debt costs. Textbooks group them differently, so always name the specific measure you mean.
Does cash debt coverage show years needed to repay debt?
Answer: Not directly. It compares one period’s operating cash flow with average liabilities and does not model future cash flows, other cash needs, or repayment schedules.
Is free cash flow a required GAAP subtotal?
Answer: No. It is a supplemental measure with varying definitions. Operating cash flow is the starting amount from the statement of cash flows; clearly disclose subsequent deductions.
Is Times Interest Earned The Same As The Interest Coverage Ratio?
Answer: Yes. Both names describe EBIT ÷ interest expense. EBIT equals net income plus interest expense plus income tax expense.
What Is A Good Times Interest Earned Ratio?
Answer: There is no universal cutoff. A result above 1 means EBIT covered interest at least once. Lenders look for a comfortable cushion above that, compare it with industry peers and loan agreements, and watch whether the ratio is rising or falling.
How Are Coverage Ratios Different From Liquidity Ratios?
Answer: Liquidity ratios, such as the current ratio, focus on paying short-term obligations from current resources. Coverage ratios focus on longer-term protection: whether earnings and operating cash flow can support interest and total liabilities over time.
About the author: Mansour Farhat, CPA, CIA, DBA, is the instructor behind Farhat Lectures, where he teaches accounting courses and CPA, CMA, and EA exam prep.
Sources and learning context
Lesson scope: Wiley Intermediate Accounting, Appendix 4B: Ratio Analysis—A Reference. For primary-source background on financial statements and selected ratios, see the U.S. Securities and Exchange Commission’s student-friendly guide.
Exam references: AICPA CPA Exam Blueprints (BAR, Area I: Business Analysis); IMA CMA Learning Outcome Statements (Part 2, Section A.2: Financial Ratios); and the CMA Candidate Handbook for financial ratio definitions. Use the exam guidance effective for your testing date.
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