Cumulative Paid Loss Triangle
M€ · edit cells · diagonal = latest calendar year
Development Factors â–  Chain-Ladder   â–  Wave-corrected
Factors
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Enter or edit the triangle, then compute
The default triangle uses French CatNat windstorm data.
Click â–¶ Compute IBNR to run both models.
Calculated peril —
Chain-Ladder IBNR
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M€ · classical reserve
Wave IBNR
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M€ · wave-corrected reserve
Wave vs CL Difference
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M€ · reserve strengthening
AUP Loading
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% · relative precision floor
Reserve by Accident Year
Acc. Year Ultimate (CL) IBNR — CL IBNR — Wave Difference
IBNR by accident year — Wave vs Chain-Ladder
Development factors — Wave vs Chain-Ladder
Wave-Mechanical Interpretation
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