From past experience, Gadge-Go has provided you with the following data about product expectations for year 1:
➢ Daily average customer sales (normal distribution - 365 days) 167 ➢ Daily sales variation (as standard sales deviation): 29
➢ Time required from factory order to arrival (days): 36 ➢ Cost of placing a factory order (translator, contract exchange): $127
➢ Opportunity cost of capital (annual): 14%
➢ “One-Tool- Caker” value $23.50
➢ Required service level 75% (company standard)
Tasks: (Total 100 marks)
1. Recommend to Gadge-go an order quantity and reorder point for the One-tool- caker based on a continuous review system for year 1.
2. For results in Part 1, provide an explanation for the method used to calculate the z-score. Is the safety stock level adequate? Why or why not?
3. Gadge-go wishes to compare results in Task 1 with a periodic review system. What review period and target inventory period would you recommend? Has the safety stock level now changed, and if so, why?
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