Safety Stock کا حساب کیسے لگائیں
Safety Stock کیا ہے؟
Calculates buffer inventory to prevent stockouts due to demand uncertainty or supply delays. Balances carrying costs against stockout costs.
فارمولا
Calculate: safety stock = z × std dev × √(lead time)
مرحلہ وار گائیڈ
- 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)
حل شدہ مثالیں
ان پٹ
10/day, 5day lead
نتیجہ
50 units
عام غلطیاں جن سے بچنا ہے
- ✕Over-stocking to prevent all possible stockouts
- ✕Not accounting for actual demand patterns
اکثر پوچھے جانے والے سوالات
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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