Home Free Tools Stock Aging Calculator — Identify At-Risk Inventory Before It Becomes Dead Stock
Inventory Tool

Stock Aging Calculator — Identify At-Risk Inventory Before It Becomes Dead Stock

Classify inventory by age bucket and see what percentage is at risk of becoming dead stock.

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Formula & How It Works

At-Risk = Stock 91–180d + Stock 180+d
Healthy % = (0–30d + 31–60d) ÷ Total × 100

Worked Example

₹10.7L total: 0–30d ₹5L, 31–60d ₹3L, 91–180d ₹80K, 180+ ₹40K → At-Risk ₹1.2L (11.2%)

When to Use This Calculator

  • Monthly inventory health check
  • Identify aging categories
  • Build clearance campaign case

Frequently Asked Questions

Tracking how long each unit has been in the warehouse.
0–30 fresh, 31–60 normal, 61–90 watch, 91–180 slow, 180+ dead.
Monthly minimum; weekly for perishables.
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