Bullwhip Effect
Calculate Bullwhip Effect instantly with the exact formula and a worked example.
Bullwhip Effect
Average order quantity to supplierpcs
Order standard deviationpcs
Average customer demandpcs
Demand standard deviationpcs
Bullwhip ratio
2
Order CV
30.0%
Demand CV
15.0%
Variance ratio
4.00
Conclusion
Moderate amplification
More about: Bullwhip Effect
What it calculates
The “Bullwhip Effect” calculator computes Bullwhip ratio from 4 parameters: average order quantity to supplier (pcs), order standard deviation (pcs), average customer demand (pcs), demand standard deviation (pcs).
A handy everyday calculator for daily tasks.
Example calculation
With parameters Average order quantity to supplier = 100 pcs, Order standard deviation = 30 pcs, Average customer demand = 100 pcs, Demand standard deviation = 15 pcs the result is 2 (Above 1 means orders fluctuate more than demand).
How to use
- Enter average order quantity to supplier, order standard deviation, average customer demand and demand standard deviation — each field above is adjustable with a slider.
- Bullwhip ratio is calculated automatically as you type.
- Check the worked example below to see the formula applied to real numbers.
- Copy the result or bookmark this calculator.
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FAQ
How is Bullwhip Effect calculated?
The Bullwhip Effect calculator computes Bullwhip ratio from average order quantity to supplier, order standard deviation, average customer demand, demand standard deviation. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Bullwhip Effect calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.
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