Cash Conversion Cycle and Working Capital Calculator
Reviewed by Finin2min Editorial Desk · Last reviewed 11 August 2026
Calculate DSO, DIO, DPO, cash conversion cycle and working-capital funding tied up in operations.
Calculate operating cycle
Cash conversion cycle
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Net operating working capital
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DSO
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DIO
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DPO
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Use averages and consistent revenue/COGS definitions.
How This Is Calculated
The Cash Conversion Cycle = Days Sales Outstanding (time to collect receivables) + Days Inventory Outstanding (time inventory sits before sale) − Days Payables Outstanding (time taken to pay suppliers) — a shorter cycle means cash is tied up for less time, freeing it for other uses; a longer cycle means more cash is trapped in the operating cycle.
Frequently Asked Questions
What does a shorter cash conversion cycle indicate?
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A shorter cycle means the business converts its investments in inventory and receivables back into cash more quickly — generally a sign of efficient working capital management, freeing up cash that would otherwise be tied up in operations.
Can the cash conversion cycle be negative?
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Yes — if a business collects from customers and sells inventory faster than it pays its own suppliers (common in some retail and subscription models), the cycle can be negative, meaning the business is effectively financed by its suppliers rather than needing its own working capital.
How does extending payables affect the cash conversion cycle?
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Taking longer to pay suppliers (higher Days Payables Outstanding) shortens the cash conversion cycle, since it's subtracted in the formula — but stretching payables too far can strain supplier relationships or forfeit early-payment discounts, so it's a trade-off, not a free lever.
Scope: Computes the Cash Conversion Cycle (CCC) and working capital requirement, based on days inventory outstanding, days sales outstanding and days payables outstanding.
Calculation logic
Days Inventory Outstanding (DIO) = (Average inventory ÷ Cost of goods sold) × Number of days in the period.
Days Sales Outstanding (DSO) = (Average accounts receivable ÷ Revenue) × Number of days in the period.
Days Payables Outstanding (DPO) = (Average accounts payable ÷ Cost of goods sold) × Number of days in the period.
Cash Conversion Cycle = DIO + DSO − DPO, representing the number of days cash is tied up in the operating cycle before being converted back to cash.
Inputs and assumptions
A shorter (or negative) CCC indicates the business collects cash from customers faster than it pays suppliers, reducing working capital financing needs; a longer CCC indicates more cash is tied up in operations.
Average balances (inventory, receivables, payables) use the standard (opening + closing) ÷ 2 convention unless the user enters a different average directly.
Exclusions and edge cases
Does not separately model seasonal working capital swings — use a shorter period (quarterly/monthly) for more granular seasonal analysis.
Does not compute the actual working capital financing cost — that requires combining CCC with the entity's short-term borrowing rate, which the user can do separately.
Sources
No external regulatory source applies — this is a general financial formula, not a statutory computation.
Review status: reviewed and approved by CA Nikhil Gupta on 17 July 2026.
Guides that use this calculator
Background, worked examples and the rules behind these numbers.