Inventory vs Risk.

Inventory Carrying Cost Calculator

Enter your average inventory value (or switch to units × unit cost).

Adjust the carrying cost components (capital, storage, shrink, etc.).

Read the output: Carrying rate (%), Annual / monthly / daily holding cost, Cost breakdown table to show what’s driving the rate.

Use the Sensitivity rate to show leadership how a “small %” becomes real cash.

Obsolescence / Last-Buy Risk Simulator

Set your demand, volatility, unit price/cost, and lead time.

Set obsolescence probability + salvage % (what you recover if it goes obsolete).

Compare policies: Keep Inventory (months of supply), Lean/JIT-ish (lower months of supply), Last-Buy (one-time buy quantity)

Click Run to simulate outcomes and review: Expected profit, P10/P90 (bad-case vs good-case range), Stockouts, avg inventory, write-down exposure

Use the generated narrative as an executive-ready explanation of the tradeoff.