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Cash Conversion Cycle Calculator: DIO, DSO, DPO and CCC

Enter your average inventory, cost of goods sold, receivable, credit sales and payable to see how many days your cash is tied up before it comes back.

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Days Inventory Outstanding
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Days Sales Outstanding
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Days Payable Outstanding
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Cash Conversion Cycle
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The Cash Conversion Cycle measures how many days pass between paying cash for inventory and collecting cash from the customer who eventually buys it. It combines three separate timing gaps, how long stock sits before it sells, how long customers take to pay, and how long you take to pay your own suppliers, into a single number that shows how long your cash is actually out of your hands.

How to calculate the Cash Conversion Cycle

CCC equals Days Inventory Outstanding plus Days Sales Outstanding, minus Days Payable Outstanding. With 80,000 dollars in average inventory against 500,000 dollars in cost of goods sold, DIO comes out to about 58.4 days. With 60,000 dollars in receivable against 700,000 dollars in credit sales, DSO is about 31.3 days. With 40,000 dollars in payable against the same cost of goods sold, DPO is about 29.2 days. Adding DIO and DSO, then subtracting DPO, gives a cash conversion cycle of roughly 60.5 days.

Why each piece of the cycle matters

DIO shows how efficiently you turn stock into sales, a rising DIO usually means slower moving inventory tying up cash. DSO shows how quickly sales turn into collected cash, a rising DSO means customers are taking longer to pay. DPO shows how long you hold onto cash before paying suppliers, and a longer DPO works in your favor as long as it does not damage supplier relationships. The cycle as a whole shows whether these three timing gaps are working together or against your cash position.

How to shorten the cycle

Sell through inventory faster with better demand forecasting, collect receivable sooner with tighter terms and consistent follow-up, and negotiate longer payment terms with suppliers where the relationship supports it. Some large retailers and subscription businesses even run a negative cycle, collecting from customers before paying suppliers at all. A shorter cycle means less cash locked up in the gap, which is worth as much as new revenue from the organic and AI search demand we build for clients.

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FAQ

Cash Conversion Cycle Calculator: questions, answered

What is the Cash Conversion Cycle?
The Cash Conversion Cycle, or CCC, measures how many days pass between paying cash out for inventory and collecting cash in from customers. A shorter cycle means your cash is tied up for less time, which frees it up for other uses.
How is CCC calculated?
CCC equals Days Inventory Outstanding plus Days Sales Outstanding, minus Days Payable Outstanding. It combines how long stock sits before selling, how long customers take to pay, and how long you take to pay suppliers, into one number.
What do DIO, DSO and DPO mean?
DIO is how many days inventory sits before it sells. DSO is how many days it takes to collect payment after a sale. DPO is how many days you take to pay your own suppliers. All three are expressed in days over the same period.
Why can a negative CCC be a good thing?
A negative CCC means you collect cash from customers before you have to pay your suppliers, so your business is effectively funded by other people's money rather than your own working capital. Some large retailers and subscription businesses run negative or near-zero cycles.
How can a business shorten its cash conversion cycle?
Sell through inventory faster, collect receivable sooner through tighter terms and follow-up, and negotiate longer payment terms with suppliers where the relationship allows it. Improving any one of DIO, DSO or DPO shortens the overall cycle.

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