Golf Slope & Course Handicap Calculator (2026)

Compute your official Course Handicap and Playing Handicap under World Handicap System (WHS) Rule 6 using USGA and R&A course ratings.

WHS Course Handicap Formula

Course Handicap = Handicap Index × (Slope Rating / 113) + (Course Rating - Par)

A golf course with standard relative difficulty has a baseline Slope Rating of 113. Slope ratings range from 55 to 155.