Just-In-Time Inventory: Definition, Example, Pros & Cons — Katana (2024)

Just-in-time production examples

Just-In-Time Inventory: Definition, Example, Pros & Cons — Katana (1)

Just-in-time inventory systems can be seen in some of the world’s biggest product-led businesses. Toyota, Apple, and McDonald’s are some of the biggest advocates for this inventory system.

Toyota

Toyota is often credited with the development of JIT and also remains one of the most successful practitioners. They do not bring raw materials to the production floor until an order is received, minimizing inventory levels and reducing carrying costs while also allowing them to quickly adapt to customer demand and special requests.

Toyota’s approach to inventory management even has its own name — the Toyota Production System (TPS). It’s a holistic approach to manufacturing, emphasizing inventory control, workforce empowerment, and continuous improvement.

A core component of Toyota’s JIT inventory management implementation is the Kanban system, a visual signaling system that helps regulate the manufacturing process, regulating the flow of materials and ensuring that only the optimal quantities of parts are supplied.

Apple

Since Apple outsources much of its production, its approach to JIT is less about manufacturing and more about supply chain optimization. Leveraging strong relationships with its suppliers helps maintain minimal inventory at its central warehouse in the US while using dropshipping for online purchases to reduce shipping and storage costs.

Apple also uses advanced forecasting and logistics technology to synchronize its supply chain, from parts suppliers to assembly workshops to retailers, minimizing time and inventory throughout the process.

This allows Apple to introduce new products rapidly and efficiently without having the burden of excessive inventory and dead stock.

McDonald’s

To ensure freshness and consistency in customer experience, McDonald’s prepares food items like hamburgers and sundaes only after the order is placed, except during peak times when a few finished items are kept ready. This JIT adaptation, often referred to as the “made for you” system, revolutionized fast-food operations.

Similarly to Apple, McDonald’s heavily relies on a meticulously coordinated supply chain. They work closely with suppliers to ensure the timely delivery of fresh and high-quality ingredients, which is critical for the JIT model to work in the fast-food context.

Through this approach, McDonald’s minimizes their inventory holding costs and reduces food waste significantly. This not only improves profitability but also enhances customer satisfaction, or in their case, customer loyalty.

Maintaining a balance between safety stock and preparing goods make-to-order is an art that these businesses have mastered to a T, making them industry leaders in their business field.

Just-in-time inventory method for scaling businesses

Just-In-Time Inventory: Definition, Example, Pros & Cons — Katana (2)

Let’s take a look at how JIT is applied in a business. We will go through a just-in-time inventory case study.

The leather design studio you see in this article uses just-in-time stock to full effect. They manufacture high-end leather goods like bags, purses, wallets, and accessories. These are artisan goods, and so their raw materials are expensive. The business would be unsustainable if they made loads of stock in advance.

Instead, they use a make-to-order workflow.

Their clients can customize their orders to their heart’s content which gives a great sense of exclusivity to their products. They value transparency — customers make orders with complete knowledge about the length of the production process. This allows them to develop great relationships with their customers while giving each order 100% care and attention.

Just-In-Time Inventory: Definition, Example, Pros & Cons — Katana (2024)

FAQs

Just-In-Time Inventory: Definition, Example, Pros & Cons — Katana? ›

Just-in-time stock control is the philosophy of filling the market demand quickly and only using exactly what you need — you make goods when orders come in, not before. The goal of just-in-time (JIT) inventory is to cut down costs from the production process. This is done with careful planning.

What are the pros and cons of JIT inventory system? ›

Pros and Cons of JIT Inventory Management
ProsCons
Greater ProductivityTime Pressure
Faster Product TurnaroundUndisciplined Staff
Shorter Production RunsSupplier Dependence
Easier Change OrdersGreater Disruption Threats from Natural Disasters
22 more rows
Sep 5, 2023

What is katana inventory? ›

Katana is a cloud-based manufacturing ERP system that helps you manage end-to-end manufacturing processes for made-to-order as well as made-to-stock workflows. You can manage inventory, supply chain, shop floor operations and purchase orders more easily and efficiently using its visual color-coded dashboards.

What is an example of just in time inventory? ›

For example, a company that markets office furniture but does not manufacture it may order the furniture from the manufacturer only when a customer makes a purchase. The manufacturer delivers it directly to the customer.

What is the problem with just in time inventory? ›

The lack of backup inventory means customers must wait for the company to receive supplies and manufacture the product. This can mean extended delays, dissatisfied customers, and potential forfeit of part or all of an order if any supply chain issues arise.

What are the disadvantages of JIT just in time? ›

Lack of control over time frame: Having to rely on the timeliness of suppliers for each order puts you at risk of delaying your customers' receipt of goods. If you don't meet your customers' expectations, they could take their business elsewhere, which would have a huge impact on your business if this occurs often.

What is one disadvantage of JIT? ›

Risk of stockouts: With the JIT inventory system, inventory is kept to a minimum level, which can lead to stockouts if demand suddenly increases or suppliers are unable to deliver the required materials on time. This can result in lost sales, dissatisfied customers, and damage to the organization's reputation.

Does Apple use JIT? ›

Just-in-Time Inventory Management

Apple keeps its inventory lean, utilizing a just-in-time (JIT) inventory management approach. This means that Apple doesn't stockpile excessive inventory.

Does Amazon use just-in-time inventory? ›

One example of a company that uses a just-in-case inventory model is Amazon, the online retail giant. Amazon uses a combination of both just-in-time and just-in-case inventory models to ensure that it can meet customer demand while also minimizing inventory costs.

Is just in time manufacturing bad? ›

Just-in-Time manufacturing helps reduce a firm's operational costs. This reduction is achieved by lowering inventory costs, improving efficiency, and reducing waste. Improving supplier relationships and reducing lead times can also lead to cost savings in the long run.

What are the advantages of just in time inventory? ›

JIT inventory management increases productivity by reducing the time and resources required for manufacturing. This ensures faster production and shorter production runs. You can also implement product changes quickly as there is less raw material stock.

What are the disadvantages of inventory system? ›

Some of the disadvantages of inventory management are:
  • Capital Investment: Inventory management requires significant investment in purchasing, storing, and managing inventory. ...
  • Storage Costs: Holding inventory in a warehouse or other storage facility can be expensive.
Apr 13, 2023

What are the pros and cons of manual inventory tracking? ›

- They're easier to scale up or down as your needs change. - They can be more accurate, as there's no chance of errors caused by automated systems. However, there are also a few drawbacks to using manual systems: - They're more labor-intensive, so they can be slower and less efficient.

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