b2KIT

Dead Stock Cost Calculator

Calculate the carrying cost of dead inventory with storage, insurance, depreciation, and opportunity cost analysis for clearance planning.

Tested tool guide Tested browser tools Checked August 16, 2026

What Dead Stock Cost Calculator does and how it behaves

Unsold inventory keeps consuming money after demand has stopped. The Dead Stock Cost Calculator estimates that burden by combining the stock value and holding period with storage, insurance, depreciation, and opportunity-cost assumptions, then framing the result for a clearance decision. It is intended for inventory already judged unlikely to sell normally, not for forecasting demand. The common mistake is treating the entire result as cash spent: opportunity cost is a foregone return, while depreciation represents lost inventory value rather than a supplier invoice.

How the result is produced

1

Build the carrying cost

Start with the value of the dead inventory and the period for which it remains tied up. The calculator combines the storage, insurance, depreciation, and opportunity-cost entries over that period. Keeping those components separate distinguishes direct holding expenses from the estimated loss in value and the return the invested capital could have earned elsewhere.

2

Use the result for clearance

The calculated burden represents the cost side of continuing to hold the stock. For a clearance decision, compare that burden with the expected proceeds and costs of discounting, liquidating, returning, donating, or disposing of the goods. The calculator does not establish the best action by itself because it does not know the proceeds or operational consequences of each option.

Good uses

  • A warehouse manager estimates what another quarter of storage will cost before retaining obsolete seasonal merchandise.
  • A finance team separates insurance, value decline, and tied-up capital when reviewing a slow-moving inventory category.
  • A buyer compares the carrying burden of dead SKUs when deciding which products should enter clearance first.

Limits and checks

  • Depreciation and a separate clearance markdown can describe the same loss of inventory value. Including both without aligning their assumptions may double count that loss.
  • Opportunity cost depends on the chosen return or cost-of-capital assumption. It is an economic comparison, not necessarily an amount that will appear in the accounts.
  • The result does not determine whether stock is truly dead, predict its eventual selling price, or replace an inventory valuation, impairment, or tax calculation.

Common questions

Is the calculated carrying cost the same as an inventory write-down?

No. Carrying cost estimates the burden of keeping inventory, including expenses and foregone use of capital. An accounting write-down concerns the recorded value of the inventory under the applicable accounting rules. Depreciation entered here may help model economic deterioration, but the calculator's total is not automatically a journal-entry amount.

Can this calculator tell me the exact clearance discount to offer?

No. It quantifies the cost of waiting, which is one input to that decision. A clearance price also depends on likely demand, selling fees, fulfillment costs, returns, disposal alternatives, and expected recovery value. Compare the net proceeds from selling now with expected future net proceeds after subtracting the additional carrying cost.

References and verification

The behavioral notes were checked against the browser implementation. Standards and primary references below define the relevant format, formula, or platform behavior.

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