Return on Assets Calculator

What is return on assets?

Return on assets (ROA) measures how much profit a business generates for every dollar of assets it owns. A company that earns $0.08 of profit per dollar of assets has an ROA of 8%. Because it divides earnings by the whole asset base, ROA shows how efficiently management turns buildings, equipment, inventory, receivables and cash into profit.

The ratio is most useful for comparing companies in the same industry, or one company with its own past results. A bank, a software firm and a steel mill hold very different amounts of assets per dollar of sales, so their ROAs are not directly comparable.

ROA formulas

The simplest form uses net income from the income statement:

ROA = net income ÷ total assets × 100

Because net income is struck after interest, a company that finances itself with debt can look worse than one that uses equity, even if their operations are equally productive. Analysts often correct for this by starting from operating earnings (EBIT) and removing the tax effect:

ROA = EBIT × (1 − tax rate) ÷ total assets × 100Tax rate written as a decimal, for example 0.24 for 24%.

This calculator offers both starting points, selected with the Calculate by option:

• Use EBIT: enter EBIT, an optional tax rate and total assets. The result is EBIT × (1 − tax) ÷ assets. Leave the tax rate blank to ignore tax.
• Use Net income: enter the profit figure, the interest expenses and total assets. The calculator adds the interest back to rebuild operating earnings, then applies the tax rate if you give one. If your profit figure is already after tax, leave the tax rate blank so the tax is not taken twice.

How to use the calculator

1. Choose whether you are starting from EBIT or from net income.
2. Enter the profit figures for one period (usually a fiscal year) in dollars.
3. Optionally add the effective tax rate for that period, as a percentage.
4. Enter total assets. If assets changed a lot during the year, use the average of the opening and closing balances so the profit and the asset base cover the same period.
5. Press Calculate. ROA appears as a percentage rounded to two decimals.

Worked examples

From EBIT. A manufacturer reports EBIT of $480,000, faces a 24% effective tax rate and holds $4,000,000 of assets.

• After-tax operating profit: 480,000 × (1 − 0.24) = $364,800.
• ROA = 364,800 ÷ 4,000,000 × 100 = 9.12%.

From net income. A retailer has $210,000 of profit after interest, $45,000 of interest expenses, a 20% tax rate and $3,000,000 of assets.

• Operating earnings rebuilt: 210,000 + 45,000 = $255,000.
• After tax: 255,000 × 0.80 = $204,000.
• ROA = 204,000 ÷ 3,000,000 × 100 = 6.80%.

Simple version. With net income of $120,000 and total assets of $1,500,000, the plain formula gives 120,000 ÷ 1,500,000 = 8%.

How the asset base changes ROA

Profit being equal, a bigger asset base means a lower ROA. The table fixes EBIT at $150,000 with a 25% tax rate (after-tax operating profit of $112,500) and varies the assets.

Interpreting the result

• Higher is generally better, because the company earns more from the same assets. What counts as high varies by sector: asset-heavy industries such as utilities and manufacturing tend to have lower ROAs than asset-light ones such as consulting or software.
• Look at trends. A rising ROA over several years suggests improving efficiency; a falling one may point to idle assets, weaker margins or over-investment.
• Compare like with like. Use peers of similar size, business model and accounting policies.
• Mind the book values. Assets are recorded at historical cost less depreciation, so an old, fully depreciated asset base can make ROA look better than the economics justify.

ROA also links to equity returns. Multiplying ROA by the equity multiplier (total assets ÷ equity) gives return on equity: an 8% ROA on $1,500,000 of assets funded by $600,000 of equity gives 8% × 2.5 = 20%. Try your own figures in the return on equity calculator.

Limits and related measures

ROA ignores how risky the assets are and how they are financed, and one-off gains or losses can distort a single year. It also says nothing about cash flow. Pair it with other measures:

• Return on sales shows how much operating profit each dollar of revenue leaves.
• ROIC focuses on the capital actually invested in operations.
• ROI evaluates the gain on a single investment against its cost.

Results are calculations from the figures you enter and are not investment or accounting advice. See our disclaimer.