Daily Usage of an Assembly Is 100 in a Facility

question 109

Short Answer

Daily usage of an assembly is 100 in a facility that operates 300 days of the year. Setup cost is $5 and annualized carrying cost is $160 per unit. Production of this assembly occurs at the rate of 400 per day when production of the assembly is underway. Lead time is 3 days; safety stock is 1/2 day's production. What is the optimum kanban size, and number of kanbans?

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Definitions:

Contribution Margin

The amount remaining from sales revenues after all variable expenses have been deducted.

Gross Margin Percentage

The portion of each dollar of revenue that a company retains as gross profit, calculated as gross profit divided by total revenue.

Times Interest Earned Ratio

A financial metric assessing a company's ability to meet its debt obligations by comparing its income before interest and taxes (EBIT) to its interest expenses.

Net Income

The profit resulting after all expenses, taxes, and costs have been deducted from total revenues.