What Is Inventory? Definition, Types, and Examples (2024)

What Is Inventory?

The term inventory refers to the raw materials used in production as well as the goods produced that are available for sale. A company's inventory represents one of the most important assets it has because the turnover of inventory represents one of the primary sources of revenue generation and subsequent earnings for the company's shareholders. There are three types of inventory, including raw materials, work-in-progress, and finished goods.It is categorized as a current asset on a company's balance sheet.

Key Takeaways

  • Inventory is the raw materials used to produce goods as well as the goods that are available for sale.
  • It is classified as a current asset on a company's balance sheet.
  • The three types of inventory include raw materials, work-in-progress, and finished goods.
  • Inventory is valued in one of three ways, including the first-in, first-out method; the last-in, first-out method; and the weighted average method.
  • Inventory management allows businesses to minimize inventory costs as they create or receive goods on an as-needed basis.

Understanding Inventory

Inventory is a very important asset for any company. It is defined as the array of goods used in production or finished goods held by a company during its normal course of business. There are three general categories of inventory, including raw materials (any supplies that are used to produce finished goods), work-in-progress (WIP), and finished goods or those that are ready for sale.

As noted above, inventory is classified as a current asset on a company's balance sheet, and it serves as a buffer between manufacturing and order fulfillment. When an inventory item is sold, its carrying cost transfers to the cost of goods sold (COGS) category on the income statement.

Inventory can be valued in three ways. These methods are the:

  • First-in, first-out (FIFO) method, which says that the COGS is based on the cost of the earliest purchased materials. The carrying cost of the remaining inventory, on the other hand, is based on the cost of the latest purchased materials
  • Last-in, first-out (LIFO) method. This method states that the COGS is valued using the cost of the latest purchased materials, while the value of the remaining inventory is based on the earliest purchased materials.
  • Weighted average method, which requires valuing both inventory and the COGS based on the average cost of all materials bought during the period.

Company management, analysts, and investors can use a company's inventory turnover to determine how many times it sells its products over a certain period of time. Inventory turnover can indicate whether a company has too much or too little inventory on hand.

Special Considerations

Many producers partner with retailers toconsigntheir inventory.Consignmentinventory is the inventory owned by the supplier/producer (generally a wholesaler) but held by a customer (generally a retailer). The customer then purchases the inventory once it has been sold to the end customer or once they consume it (e.g., to produce their own products).

The benefit to the supplier is that their product is promoted by the customer and readily accessible to end users. The benefit to the customer is that they do not expendcapitaluntil it becomes profitable to them. This means they only purchase it when the end user purchases it from them or until they consume the inventory for their operations.

Types of Inventory

Remember that inventory is generally categorized as raw materials, work-in-progress, and finished goods. The IRS also classifies merchandise and supplies as additional categories of inventory.

Raw materials are unprocessed materials used to produce a good. Examples of raw materials include:

  • Aluminum and steel for the manufacture of cars
  • Flour for bakeries that produce bread
  • Crude oil held by refineries

Work-in-progress inventory is the partially finished goods waiting for completion and resale. WIP inventory is also known as inventory on the production floor. A half-assembled airliner or a partially completed yacht is often considered to be a work-in-process inventory.

Finished goods are products that go through the production process, and are completed and ready for sale. Retailers typically refer to this inventory as merchandise. Common examples of merchandise include electronics, clothes, and cars held by retailers.

Inventory Management

Possessing a high amount of inventory for a long time is usually not a good idea for a business. That's because of the challenges it presents, including storage costs, spoilage costs, and the threat of obsolescence.

Possessing too little inventory also has its disadvantages. For instance, a company runs the risk of market share erosion and losing profit from potential sales.

Inventory management forecasts and strategies, such as a just-in-time (JIT) inventory system (with backflush costing), can help companies minimize inventory costs because goods are created or received only when needed.

It's always a good idea for companies to invest in a good inventory management system. This is especially true for larger businesses with multiple sales channels and storage facilities. These systems are able to identify waste, low turnover, and fraud/robbery.

Inventory Turnover

Inventory turnover is a key part of inventory management. Also called stock turnover, this is a metric that measures how much of a company's inventory is sold, replaced, or used and how often. This figure provides insight into how profitable a company is and whether there are inefficiencies that need to be addressed.

Consumer demand is a key indicator that can determine whether inventory levels will turn over at a quick pace or if they won't move at all. Higher demand typically means that a company's products and services will move from the shelves into consumers' hands quickly while weak demand often leads to a slow turnover rate.

A company's inventory turnover is often expressed as a ratio. The inventory turnover ratio is calculated using the following formula:

Inventory Ratio = COGS ÷ Average Value of Inventory

Company leaders can use this figure to make important decisions about whether they should continue to manufacture certain products and services or determine whether there are issues that need to be addressed.

How Do You Define Inventory?

Inventory refers to a company’s goods and products that are ready to sell, along with the raw materials that are used to produce them. Inventory can be categorized in three different ways, including raw materials, work-in-progress, and finished goods.

In accounting, inventory is considered a current asset because a company typically plans to sell the finished products within a year.

Methods to value the inventory include last-in, first-out, first-in, first-out, and the weighted average method.

What Is an Example of Inventory?

Consider a fashion retailer such as Zara, which operates on a seasonal schedule. Because of the fast fashion nature of turnover, Zara, like other fashion retailers is under pressure to sell inventory rapidly. Zara's merchandise is an example of inventory in the finished product stage. On the other hand, the fabric and other production materials are considered a raw material form of inventory.

What Can Inventory Tell You About a Business?

One way to track the performance of a business is the speed of its inventory turnover. When a business sells inventory at a faster rate than its competitors, it incurs lower holding costs and decreased opportunity costs. As a result, they often outperform, since this helps with the efficiency of its sale of goods.

The Bottom Line

Inventory provides businesses with materials to keep their operations going. This includes any raw materials needed in the production of goods and services, as well as any finished goods that companies sell to consumers on the market. Managing inventory and determining the turnover rate can help companies determine just how successful they are and where they can pick up the slack when the profits begin to dry up.

What Is Inventory? Definition, Types, and Examples (2024)

FAQs

What is inventory definition types and examples? ›

Inventory, which describes any goods that are ready for purchase, directly affects an organization's financial health and prosperity. While there are many types of inventory, the four major ones are raw materials and components, work in progress, finished goods and maintenance, repair and operating supplies.

What are the 4 types of inventory? ›

The four types of inventory most commonly used are Raw Materials, Work-In-Process (WIP), Finished Goods, and Maintenance, Repair, and Overhaul (MRO). You can practice better inventory control and smarter inventory management when you know the type of inventory you have.

What is inventory answers? ›

Inventory refers to all the items, goods, merchandise, and materials held by a business for selling in the market to earn a profit. Example: If a newspaper vendor uses a vehicle to deliver newspapers to the customers, only the newspaper will be considered inventory.

What are the 3 types of inventory and their uses? ›

There are three general categories of inventory, including raw materials (any supplies that are used to produce finished goods), work-in-progress (WIP), and finished goods or those that are ready for sale.

What are the five inventory inventory types? ›

Companies should pay equal attention to all five inventory types: raw materials inventory, work-in-progress (WIP) inventory, maintenance, repair, and operating (MRO) inventory, finished goods inventory, and packing materials inventory.

What are the examples of inventory control? ›

Inventory control involves various techniques for monitoring how stocks move in a warehouse. Four popular inventory control methods include ABC analysis; Last In, First Out (LIFO) and First In, First Out (FIFO); batch tracking; and safety stock.

What are the 3 major types of inventory strategies? ›

What are the 3 Inventory Management Techniques?
  • The Push Strategy for Inventory Management.
  • The Pull Strategy for Inventory Management.
  • The Just-in-Time Strategy (JIT) for Inventory Management.
Apr 25, 2024

What are the 3 main methods of taking inventory? ›

What are the different inventory valuation methods? There are three methods for inventory valuation: FIFO (First In, First Out), LIFO (Last In, First Out), and WAC (Weighted Average Cost).

What are the basic inventory methods? ›

There are four main methods to compute COGS and ending inventory for a period.
  1. First In, First Out (FIFO): Companies sell the inventory first that they bought first.
  2. Last In, First Out (LIFO): Companies sell the inventory first that they bought last.
  3. Weighted Average Cost (WAC): ...
  4. Specific Identification:
Aug 29, 2022

What is the main purpose of inventory? ›

The purpose of the inventory is to provide a buffer between production and sales, smoothing out the flow of goods and ensuring that products are available when customers order them. To achieve this goal, companies must carefully manage their inventory levels, investing in an appropriate system if necessary.

Is inventory good or bad? ›

Inventory, in and of itself, is really not that bad. But too much of it is. Having the right amount of inventory helps us respond faster to customer orders, ask for premium prices for delivering product sooner than our competition and avoid expedited shipping costs. All of that leads to market expansion and growth.

How do you explain inventory process? ›

The 5 step inventory management process
  1. Receive and inspect products. The first step in the inventory management process includes receiving your order from the supplier. ...
  2. Sort and stock products. ...
  3. Accept customer order. ...
  4. Fulfil package and ship order. ...
  5. Reorder new stock.

What are the two main inventory methods? ›

Two main inventory methods used in process costing are:
  • Weighted average method.
  • First in, first out method.

Which are examples of inventory? ›

Inventory is the stock of goods and materials currently owned by a business. Different types of inventory are accounted for differently in a company's books. Some of the more common inventory types include raw materials, components and parts, work-in-progress products, and finished goods.

What are the 3 key measures of inventory? ›

The 3 most important inventory metrics for online retailers
  • Inventory Turnover Ratio = Cost of Goods Sold / Average Inventory Cost. This is arguably the most used metric in inventory management. ...
  • I/S Ratio = Average Inventory Value / Net Sales. ...
  • Sell-Through Rate = # of Units Sold / # of Units Received.
Apr 8, 2024

What are the 9 types of inventory? ›

9 types of inventory + inventory management tips
  • Raw materials.
  • Work-in-progress.
  • Finished goods.
  • Maintenance, repair, and operations (MRO)
  • Decoupling.
  • Safety stock.
  • Packing materials.
  • Pipeline stock.
Aug 3, 2023

What are the two 2 kinds of inventory? ›

Inventory refers to any raw materials and finished goods that companies have on hand for production purposes or that are sold on the market to consumers. Two types of inventory are perpetual and periodic inventory.

How do you classify inventory? ›

With ABC classification, inventory is classified according to the value of the product unit. For most retailers, the classification structure looks like this: Group A inventory: The 20% of SKUs that contribute to 80% of revenue. Group B inventory: The 30% of SKUs that contribute to 15% of revenue.

How many types of inventory methods are there? ›

The four types of inventory are raw materials, work-in-progress (WIP), finished goods, and maintenance, repair, and overhaul (MRO) inventory. Knowing which items belong to which category allows you to optimize your operations and account for each step of the production process more efficiently.

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