Price Indexation
Price indexation is the practice of linking a contract's prices to a published index so they adjust automatically as that index rises or falls.
Indexation ties price changes to an objective, external reference — such as a producer price index, a commodity benchmark or an inflation measure — instead of leaving increases to negotiation each time. Because both parties can verify the index, adjustments become transparent and less contentious, which is why indexation is common in multi-year supply and services contracts.
The choice of index matters: it should genuinely reflect the cost drivers of the goods or service, and the contract should state the base date, the adjustment frequency and any cap or collar. A poorly matched index can move for reasons unrelated to the supplier's actual costs, so buyers select and test the reference carefully before agreeing to it.
Frequently asked questions
- What is price indexation?
- Price indexation links a contract's prices to a published index, so they adjust automatically and transparently as that index rises or falls over the contract term.
- How do you choose the right index?
- Pick an index that genuinely reflects the underlying cost drivers of the goods or service, and define the base date, adjustment frequency and any caps so changes stay fair and predictable.
Related terms
Price Escalation Clause
A price escalation clause is a contract term allowing prices to rise during the contract period under defined conditions, such as a cost or index increase.
Read definitionCommodity Pricing
Commodity pricing is the pricing of goods whose cost is driven largely by fluctuating market rates for underlying raw materials rather than individual supplier negotiation.
Read definitionPrice Benchmarking
Price benchmarking is comparing the prices you pay against market rates or other suppliers to check whether you are getting competitive value.
Read definitionCost Driver
A cost driver is a factor that causes the cost of an activity or product to rise or fall, such as volume, complexity or raw-material prices.
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