Inventory Valuation
Calculates Goods Available and COGS.
Inputs
The Ultimate Guide to Inventory Valuation
Welcome to the EasyToolz Inventory Valuation Calculator. For businesses that sell physical goods, accurately valuing unsold stock at the end of the year is critical for calculating taxes and true profit.
What is Inventory Valuation?
Inventory valuation is the accounting practice of assigning a monetary value to the unsold inventory sitting in a warehouse at the end of an accounting period. Because purchase prices fluctuate throughout the year, accountants use specific assumptions to determine which items were sold and which remain.
The Big Three Costing Methods
Our tool allows you to calculate the Cost of Goods Sold (COGS) and Ending Inventory using the standard GAAP methods:
- FIFO (First-In, First-Out): Assumes the oldest items you bought are the first ones sold. (Best for perishable goods).
- LIFO (Last-In, First-Out): Assumes the newest items you bought are the first ones sold. (Often used to reduce tax liability during inflation).
- Weighted Average Cost: Averages the cost of all available items equally, regardless of when they were purchased.
How to Use This Tool
Enter your beginning inventory, detail your subsequent purchases throughout the period, and input the total units sold. The calculator will instantly output your COGS and Ending Inventory under all three methods for easy comparison.
Frequently Asked Questions
Can I switch between FIFO and LIFO every year?
No. The IRS and GAAP require the "Consistency Principle." Once you choose an inventory valuation method, you must stick with it year after year unless you have a highly justified reason to change it.