How To Calculate Safety Stock Level In Excel. Safety stock = 01.28 x 7 days x 86.7 = 776.8 units. And the safety stock level and for lightsabers would be:
Intuitively, we calculate safety stock = standard deviation of error * service factor more formally, let s be the safety stock, we have s = σ * icdf(p) Summing the forecasts deviation in the past sales inverse of the normal distribution lead time factor: This safety stock inventory template is prepared for simulating orders and inventory positions according to safety stock policy.