GMROI Calculator

GMROI: enter your numbers to calculate the result instantly. Use matching periods and inventory valued at cost.

Your Numbers

Gross profit ($)$

Average inventory cost ($)$

Results

GMROI (gross profit per inventory dollar)—

Input check—

Results update live as you type. Estimates only — not financial, tax, or investment advice.

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The Formula

GMROI = gross profit ÷ average inventory cost

Understanding the GMROI Calculator

$45,000 gross profit divided by $30,000 inventory cost gives 1.5.

Use matching periods and inventory valued at cost.

Frequently Asked Questions

How is the result calculated?

GMROI = gross profit ÷ average inventory cost

What assumptions should I check?

Use matching periods and inventory valued at cost.