Golf Handicap Calculator
Everyday & OtherEstimate a WHS handicap index from score differentials.
One round per line: adjusted gross, course rating, slope
Calculated Result
10
5 differentials
Formula: Diff = (AGS − CR) × 113 / slope · best 8 of 20
About this calculator
Enter adjusted gross score, course rating, and slope for recent rounds. With 20 scores the index averages the best 8 differentials. Fewer scores use a shorter sample.
How It Works & Formula
FormulaDifferential = (AGS − CR) × 113 / slope · index = avg of best 8 of 20
Differential = (AGS − CR) × 113 / slope. Index ≈ mean of the lowest differentials, one decimal.
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