Inventory Control Models

Inventory Control Models

           The three inventory control models that are frequently used in business include ABC Analysis, Just-in-Time (JIT), and Economic Order Quantity (EOQ). The ABC Analysis classifies inventory into three categories: A (high-value and low-volume), B (moderate-value and moderate-volume), and C (low-value and high-volume) (Ozer, 2006). The categories are based on the value and importance of the inventory items, thus helping organizations prioritize inventory management. The driving force for the ABC Analysis is to prioritize inventory management efforts based on the value and importance of items. Amazon is An example of a company that utilizes the ABC Analysis inventory control model. Courtesy of the ABC Analysis model, Amazon is positioned to prioritize inventory replenishment and storage space allocation. The model also ensures that Amazon’s high-value items are readily available. The company also leverages the model to optimize its warehouse space for fast-moving products.

On the other hand, the JIT model guides organizations to receive goods only as they are needed for production or sale to minimize inventory holding costs. The model helps reduce waste and improve efficiency for organizations because it aligns with supply and demand. The driving force for the JIT model is to minimize inventory holding costs by synchronizing supply with demand. A notable company that utilizes the JIT model is Toyota (Batth, 2021). The model helps the company streamline its manufacturing processes and receive from suppliers for assembly.

Furthermore, the model helps Toyota to reduce inventory costs while maintaining production efficiency. Lastly, the EOQ model calculator calculates order quantity that minimizes Tal inventory costs (Saputra et al., 2021). The model considers holding costs, ordering costs, and demand rates. The driving force for utilizing the EOQ model is to minimize total inventory costs by balancing ordering and carrying costs. Walmart uses the EOQ inventory control model to determine the optimal order quantity for products in its stores. The model helps the company manage ordering costs to ensure efficient stock levels.

REPLY

NENorine Eixenberger replied to Beena Shaji May 18, 2024, 2:47 PM(edited)UnreadThank you Beena.  Great comments, but these are not the three inventory models I was looking for.  We use wire, sleeving, and tubing (comes in rolls) in our manufacturing process, but it is not called for on our Bill of Material (BOM).  We were constantly running out of this material.  We would order it when someone on the floor went to get it and it was out.  This obviously is not a good way to operate.  A project was formed to convert each of these types of material to a reorder point.  We would issue out the entire roll to the floor and that would trigger another order to be placed.  This has worked very efficiently.  What type of inventory control is this: single-period model, the fixed-order quantity model, or fixed-time period model?