Inventory Turnover & Days Sales in Inventory (DSI) Calculator
Calculate how many times your business sells and replaces its inventory over a period. Measure Days Sales of Inventory (DSI) and annual carrying holding costs.
Inventory & COGS Inputs
$
Total factory cost of products shipped during the 365-day period.
$
$
%
Inventory Turnover Ratio
6.00x
Turns per year
Days Sales of Inventory (DSI)
60.8
Days to turn stock into cash
Healthy Velocity
Stock turns over in under 75 days. Solid balance between product availability and low carrying cost.
Average Inventory
$80,000
(Beginning + Ending) ÷ 2
Est. Annual Carrying Cost
$16,000
At 20% storage/insurance drag
Average Turnover by IndustryAnnual Averages
Grocery & Food Retail:12x – 16x (25–30 Days)
E-Commerce & Consumer Goods:5x – 8x (45–70 Days)
Automotive Parts & Hardware:3x – 5x (70–120 Days)
Machinery & Industrial Equipment:2x – 3x (120–180 Days)
Official Excel System
$7.20$9-20%
Inventory & Reorder Tracking Workbook (.xlsx)
Stock on hand from one IN/OUT/ADJUST log, safety stock and reorder point alerts, stock value and a supplier directory with lead times.
100% Macro-Free (.xlsx) • Native dynamic formulas
Single-user perpetual license • Zero monthly SaaS
Pre-filled demo workbook + Clean blank sheet
Instant .xlsx Download • Verified IT Safe • Polar Secured