Cash Conversion Cycle Calculator
The Cash Conversion Cycle Calculator tells you how many days your cash is tied up in day to day operations before it comes back as collected sales. It brings together three timing measures that you enter directly. Days inventory outstanding, or DIO, is how long stock sits before it sells. Days sales outstanding, or DSO, is how long customers take to pay you. Days payable outstanding, or DPO, is how long you take to pay your own suppliers. The tool then returns your cash conversion cycle, calculated as DIO plus DSO minus DPO. A lower number is generally better because it means cash returns to you faster, and a negative result can occur when suppliers effectively fund your stock and sales, which is common in fast moving retail. Finance managers, owners and accountants use the cycle to spot where cash gets stuck and to plan funding needs through busy or seasonal periods. Reading it well takes a little care. Look at each component on its own, because the same cycle length can come from very different mixes of stock, debtor and creditor timing, and each points to a different fix. Track the cycle over time so you can see whether tighter credit control or smarter ordering is actually moving the needle. Be cautious about stretching supplier payments too far just to flatter the number, since it can strain relationships and risk losing early payment discounts. Pair this view with a working capital and cash flow check so you understand both how long cash is locked up and how much is involved in dollar terms.
CCC = DIO + DSO - DPO. Estimate only, not financial or tax advice.
How it works
The cash conversion cycle adds your days inventory outstanding to your days sales outstanding, then subtracts your days payable outstanding. The result is the net number of days cash is tied up in operations.
Worked example
With DIO of 60 days, DSO of 45 days and DPO of 30 days, the cycle is 60 plus 45 minus 30, which is 75.0 days.
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