Loss Development Triangle Calculator
Calculate loss development factors and ultimate loss projections using chain-ladder methodology.
Inputs
Results
Ultimate Loss
$992,000
IBNR Reserve
$42,000
Dev Factor 1-21.5
Dev Factor 2-31.167
Dev-to-Ultimate Factor1.984
How to Use This Calculator
- Enter cumulative paid losses at each development age for each accident year.
- The calculator computes age-to-age development factors from the triangle data.
- Review the selected link ratios and the tail factor.
- Apply the factors to the most recent diagonal to project ultimate losses.
- Compare ultimates from the weighted average and volume-weighted methods.
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