To calculate days in inventory, all of the costs associated with producing the goods must be added up. This includes raw materials, manufacturing costs, utilities and labor.

The information you use to calculate inventory turnover can also be used in the inventory days of supply calculation. This, Profit.co says, is the measure of how long, on average, it takes to run ...

Understanding "unplanned inventory investments" Businesses invest in inventory today to sell in the future. The amount they invest is based on assumptions about the costs, sales, and growth that a ...

How to calculate unplanned inventory investments To calculate a business' unplanned inventory investment, subtract the inventory you need from the inventory you have.