Safety Stock ની ગણતરી કેવી રીતે કરવી
Safety Stock શું છે?
Calculates buffer inventory to prevent stockouts due to demand uncertainty or supply delays. Balances carrying costs against stockout costs.
સૂત્ર
Calculate: safety stock = z × std dev × √(lead time)
પગલું દ્વારા પગલું માર્ગદર્શિકા
- 1Determine demand variability (standard deviation)
- 2Set service level (95%, 99%, etc.)
- 3Find z-score for service level
- 4Calculate: safety stock = z × std dev × √(lead time)
Worked Examples
ઇનપુટ
10/day, 5day lead
પરિણામ
50 units
Common Mistakes to Avoid
- ✕Over-stocking to prevent all possible stockouts
- ✕Not accounting for actual demand patterns
Frequently Asked Questions
How much safety stock should I hold?
Depends on variability and service level; 95% service level typical, sometimes 99% for critical items.
What's the cost of stockouts?
Lost sales, customer dissatisfaction, emergency expedited shipping, and market share loss.
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