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Glossary

Collection Effectiveness Index

The Collection Effectiveness Index (CEI) compares receivables collected during a period with receivables available for collection under a defined calculation. It is expressed as a percentage.

Collections & AR

CEI formula

CEI (%) = [(Beginning AR + Credit sales - Ending total AR) / (Beginning AR + Credit sales - Ending current AR)] × 100

Use the same reporting period, currency, and account population throughout. Beginning AR is opening receivables; ending total AR includes all closing receivables; ending current AR is the closing portion not yet due. Credit sales exclude cash sales.

Worked example

Hypothetical figures: Beginning AR is $100,000, credit sales are $50,000, ending total AR is $90,000, and ending current AR is $60,000.

CEI = ($60,000 / $90,000) × 100 = 66.7%.

The numerator and denominator must not be reversed.

Interpreting the result

A higher CEI generally indicates a greater share collected on a comparable basis. It is not a universal performance benchmark. Credits, write-offs, unapplied payments, and adjustments can change balances without representing cash receipts; reconcile these effects.

Do not interpret the ratio when the denominator is zero or negative. Review unexpected results and use CEI alongside aging, disputes, and cash collections.

Source: Oracle's CEI metric documentation.

FAQ

Frequently asked questions

Is ending total AR in the numerator or denominator?

It is subtracted in the numerator. Ending current AR is subtracted in the denominator.

Is CEI the same as recovery rate?

No. CEI uses period receivables and credit sales; recovery rate uses a specified balance population and recovery basis.

Can write-offs make CEI misleading?

Yes. Balance reductions that are not cash receipts can distort a balance-based calculation unless their treatment is understood.

Related terms
Recovery RateInvoice Aging