Cash-to-Cash Cycle Calculator for Supply Chain

Don't you know how much capital you have caught between paying suppliers and charging customers? This calculator shows you your real Cash-to-Cash cycle, how much money you have fixed and allows you to simulate improvement scenarios with benchmarks from your industry.

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Find out how much capital you have trapped in your operation and how to release it with concrete data.

Enter the four details of your company and get your cash conversion cycle, fixed capital in USD and a comparative diagnosis with your industry.

The tool is free, requires no registration and works directly in the browser.

What you need to calculate

Just four pieces of information from your financial statement:

Campo Descripción Ejemplo
DIO (Days Inventory Outstanding) Días promedio que el inventario permanece en stock antes de venderse 72 días
DSO (Days Sales Outstanding) Días promedio para cobrar a clientes después de la venta 55 días
DPO (Days Payable Outstanding) Días promedio que tardas en pagar a tus proveedores 20 días
Ingresos anuales (USD) Facturación anual de la empresa $25,000,000
Industria (opcional) Para activar comparación con benchmarks Distribución/Wholesale

You can enter the data directly in the form or upload a file with the information. If you select industry, the calculator automatically activates the comparison with the average and top performers in your sector.

What do you get when calculating

Block 1: Your C2C Cycle

The main result is the number of days in your cycle, calculated with the formula DIO + DSO − DPO, accompanied by a proportional visual bar that breaks down how many days correspond to inventory, collection and payments to suppliers.

With the data from the example: 72 + 55 − 20 = **107 days**

Block 2: Fixed working capital

The calculator translates the days of the cycle into real money: (C2C/365) × Annual Revenue.

With the data from the example: $7,328,767 USD trapped in the operating cycle. This is the capital that your company has “in transit” and that is not available to operate or grow.

Block 3: Traffic Light Diagnostics

A qualitative diagnosis classifies your result into four levels:

  • 🟢 Excellent: C2C < 30 days
  • 🟡 Acceptable: 30—60 days
  • 🟠 Upgradable: 60—90 days
  • 🔴 Critical: > 90 days

Block 4: Benchmark by Industry

If you selected industry, the tool shows your C2C versus the industry average and top performers, with an alert that indicates how many days you are above or below the average.

With the data from the example and the Distribution/Wholesale industry:

  • Your C2C: 107 days
  • Industry average: 35 days
  • Top performers: 20 days
  • Alert: “You are 72 days above the average for your industry”

Block 5: Scenario Simulator

Three adjustable sliders allow you to simulate what happens to the released capital if you reduce days of inventory, accelerate collection or extend payment periods to suppliers.

Escenario Nuevo C2C Capital liberado Mejora
DIO –5 días 102 días $342,466 4.7%
DSO –5 días 102 días $342,466 4.7%
DPO +5 días 102 días $342,466 4.7%
Combinado 92 días $1,027,397 14.0%

Block 6: Financial Impact

An annual interest rate slider (by default 9%) calculates the real financial cost of trapped capital and the ROI of optimizing it:

Métrica Valor (datos de ejemplo)
Costo financiero evitado al año $92,466
Línea de crédito que ya no necesitarías $1,027,397
ROI anualizado de la optimización 9.0%

What is the cash conversion cycle?

El cash conversion cycle (Cash-to-Cash Cycle or C2C) is the financial metric that measures how many days elapse from paying your suppliers until you collect money from your customers.

Think of it this way: When you buy inventory, your money comes out of the box. That money goes through the operation — storage, production, sale, collection — until it comes back as available cash. The C2C measures exactly how many days that journey takes. Every day that cycle lasts is a day when you can't use that capital for anything else.

A shorter cycle means better liquidity, less dependence on external credit and greater capacity to react to opportunities or unforeseen events. A long cycle, on the other hand, means that you need more working capital to sustain the same level of operation, which puts pressure on cash and increases the financial cost of the business.

The most direct analogy: C2C is the time your money spends in “standby mode” before returning to your bank account. The shorter that wait, the more times the same peso or dollar can work within the year.

The goal isn't necessarily to get to zero. It's knowing exactly where you are, comparing yourself to your industry and identifying which lever moves the number the most.

How is the cash conversion cycle calculated?

The formula is straightforward:

C2C = GOD + DSO − DPO

Three components, each calculable from the company's financial statements.

DIO — Days Inventory Outstanding

It measures how many days on average inventory remains in stock before being sold.

DIO = (Average Inventory/Cost of Sales) × 365

A high DIO indicates that inventory rotates slowly: capital tied up in a product that has not yet generated income. An excessively low DIO may indicate a risk of shortages or frequent stockouts.

DSO — Days Sales Outstanding

Measure how many days on average it takes to charge your customers after the sale is made.

DSO = (Accounts Receivable/Revenue) × 365

A high DSO means that you're funding your customers with your own capital. In B2B markets with extended payment terms, this component is often the most difficult to compress.

DPO — Days Payable Outstanding

Measure how many days it takes on average to pay your suppliers.

DPO = (Accounts Payable/Cost of Sales) × 365

Unlike the previous two, The DPO is good for you: the longer it takes you to pay (within reason and without penalties), the longer you have that money available to operate. It is the only variable in the cycle that improves liquidity as it increases.

Complete example step by step

Let's take a distribution company with these data:

  • DIO = 72 days → the inventory rotates every 2.4 months
  • DSO = 55 days → customers pay on average after 55 days
  • DPO = 20 days → the company pays suppliers within 20 days

C2C = 72 + 55 − 20 = 107 days

Interpretation: from the moment this company disburses the payment to its supplier until it receives the payment from the customer, they pass 107 days with fixed capital. With annual revenues of $25,000,000, that's equivalent to $7,328,767 USD trapped in the operating cycle.

Important note: If your C2C is negative, it's not a mistake. It means that you charge customers before paying suppliers, which generates automatic positive cash flow. It is the model that companies such as Amazon or large mass-market retailers operate.

How to interpret your cash conversion cycle?

A number without context is of no use. C2C must be interpreted based on three factors: The absolute value, your industry and The trend over time.

General Reference Scale

Resultado C2C Interpretación Acción recomendada
< 0 días 🟢 Excepcional – Cobras antes de pagar Mantener y replicar el modelo
1–30 días 🟢 Excelente – Ciclo muy eficiente Monitorear para no deteriorar
31–60 días 🟡 Aceptable – Promedio saludable Buscar optimizaciones puntuales
61–90 días 🟠 Mejorable – Presión de liquidez Priorizar reducción del ciclo
> 90 días 🔴 Crítico – Alto riesgo financiero Acción inmediata requerida

Factors that condition the interpretation

Not all 80-day C2C are the same or require the same urgency:

  • Industry: Heavy manufacturing or pharmaceutical manufacturing has structurally longer cycles than retail or e-commerce. An 85-day C2C may be normal in one industry and critical in another.
  • Business model: B2B companies tend to have higher DSOs due to the nature of their contracts. It's not necessarily inefficiency; it can be an accepted business factor.
  • Bargaining power: Large companies can impose better conditions on suppliers (higher DPO) or on customers (lower DSO). SMEs have less margin here.
  • Seasonality: It's normal for C2C to fluctuate throughout the year. What is relevant is the average trend and the extreme peaks.

Warning that many analyses miss: An artificially low C2C isn't always good. A very low DIO may indicate chronic shortages. A very low DSO may mean that you're losing sales because you require payment terms that are too strict. Optimizing C2C isn't about blindly compressing numbers; it's finding the right balance for your business model.

FAQs

What is the Cash-to-Cash (C2C) cycle?
The Cash-to-Cash cycle measures how many days pass from when you pay your suppliers to when you charge your customers. It is calculated as C2C = DIO + DSO − DPO. A shorter cycle means less capital trapped in operations.
How is the required working capital calculated?
Trapped working capital is calculated as (C2C/365) × Annual Revenue. For example, with a 60-day C2C and $10M in revenue, you have ~$1.6M of capital trapped in your operating cycle.
How can I reduce my Cash-to-Cash cycle?
You can reduce C2C in three ways: 1) Reduce DIO with better inventory management and demand forecasts, 2) Reduce DSO by accelerating collection and offering discounts for prompt payment, 3) Increase DPO by negotiating better deadlines with suppliers.
What if my company has very seasonal business cycles?
C2C will vary throughout the year, and that's normal. For a robust analysis, calculate C2C with annualized data (not for a peak month or a low month) and also measure it monthly to detect the months where the cycle is most stretched and to prepare liquidity in advance.

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