Margin Ruler

Inventory Carrying Cost Calculator

Calculates the annual carrying cost of your current inventory level — including storage, cost of capital, and the hidden opportunity cost of capital tied …

Amazon FBA is active. Other marketplace modules stay marked as planned until audited.

Published fee inputs, dated assumptionsNo account or emailPrivate unless you save
Methodology

Inventory Carrying Cost Calculator. Estimates annual carrying cost from inventory value, storage percentage, capital cost, obsolescence, and turn rate.

Fee schedule/source date: inventory-cost assumptions reviewed 2026-05-08; Amazon storage and aged-inventory fees change by season and age band.

Read the formula, inclusions, exclusions, and fee-category audit →

Calculator
Inputs
Enter your operating figures for a planning estimate based on published rate cards and industry midpoints.
We may earn a commission if you click a vendor link. External vendors are independent third parties.
Result
Fill in your operating figures above to get a planning estimate.

Inventory Carrying Cost Calculator

Use this Inventory Carrying Cost Calculator tool to estimate costs and plan next steps. This hub explains how to use the tool, what affects estimates, and where to go next. Below are the most common drivers people see for this kind of job.

What typically drives the estimate

  • Average inventory value held (at COGS)
  • Capital cost (interest rate or opportunity cost)
  • Storage cost per cubic foot per month
  • Shrinkage, obsolescence, and insurance rates
  • Average days-of-inventory on hand

Related pages

Disclosure: Affiliate disclosure: We may earn a commission when you engage a vendor through links on this site. This does not affect the price you pay or the cost estimates shown, which are calculated independently of vendor relationships. Calculator results are planning estimates only — not financial guarantees.

Canonical: https://marginruler.com/tool/inventory-carrying-cost-calculator/

Review vendors before committing — no obligation.

Inventory Carrying Cost Calculator

Use this Inventory Carrying Cost Calculator tool to estimate costs and plan next steps. This hub explains how to use the tool, what affects estimates, and where to go next. Below are the most common drivers people see for this kind of job.

What typically drives the estimate

  • Average inventory value held (at COGS)
  • Capital cost (interest rate or opportunity cost)
  • Storage cost per cubic foot per month
  • Shrinkage, obsolescence, and insurance rates
  • Average days-of-inventory on hand

Related pages

Disclosure: Affiliate disclosure: We may earn a commission when you engage a vendor through links on this site. This does not affect the price you pay or the cost estimates shown, which are calculated independently of vendor relationships. Calculator results are planning estimates only — not financial guarantees.

Canonical: https://marginruler.com/tool/inventory-carrying-cost-calculator/

Regional pages

Regional pages

Margin Ruler keeps a regional page for every active country so calculators stay tied to the local landing context. Browse below; the calculator math is the same on each.

Australia

Canada

New Zealand

United States