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Allocation calculators

CPRA calculator

The Calculated Panel Reactive Antibody (CPRA) calculator is used to evaluate candidates for kidney, pancreas and kidney/pancreas transplants.

EPTS calculator

An Estimated Post Transplant Survival (EPTS) score is assigned to all adult candidates on the kidney waiting list, as part of the new kidney allocation system.

KDPI calculator

The Kidney Donor Profile Index (KDPI) calculator summarizes the risk of graft failure after kidney transplant.

Lung CAS calculator

This is a sample calculator to show how the lung Composite Allocation Score (lung CAS) is established. It uses the same formula that is used for the lung allocation policy that took effect on March 9, 2023.

MELD/PELD calculators

The Model for End-Stage Liver Disease (MELD) and Pediatric End-Stage Liver Disease (PELD) calculators are numerical scales used for liver allocation.

Archived allocation calculator resources

See calculator resources from previous years for EPTS Calculator and KDPI Calculator.