Find a calculator ↗Procurement & Inventory Calculators
Compare bulk-order savings with holding costs and understand the annual cost of keeping inventory.
Choose the decision you need to make
Inventory Carrying Cost Calculator
See what it costs to keep inventory on hand beyond its purchase price. Separate the cost of capital from storage, service, and inventory-risk expenses.
Use calculator →Bulk Purchase Discount Break-Even Calculator
Check whether a supplier’s volume discount is large enough to cover extra holding costs. Compare the same purchase quantity and demand horizon on both sides.
Use calculator →Use these tools together
Use inventory carrying cost to build a holding-cost estimate. Then test a bulk purchase against the extra inventory it creates. Compare the same demand horizon and avoid counting the same carrying costs twice.
Start with actual business records
Use consistent periods, cost definitions, and quantities. Examples explain the arithmetic; they are not industry benchmarks.
Understand the limits before acting
Each tool explains what it includes and excludes. Compare scenarios before committing money or resources.