Business
Inventory Days Calculator
Calculate days inventory sits in storage before being sold
Inventory Days Formula
Inventory Days = Average Inventory ÷ (COGS ÷ 365)
Inventory Days measures how long inventory stays in storage before being sold, helping you assess inventory efficiency and optimize working capital management.
Interpretation Guide
< 30 daysExcellent efficiency
30 – 60 daysGood management
60 – 90 daysModerate level
> 90 daysPoor efficiency