How Golf Handicap Is Calculated. Once you have 20 scores in your scoring record your Handicap Index is calculated by first averaging the best 8 Score Differentials out of your most recent 20 scores. The handicap differential system can be determined by subtracting the rated course from the adjusted gross handicap score.

2014-09-08 Subtract the course rating from your score and multiple by 113. The handicap differential system can be determined by subtracting the rated course from the adjusted gross handicap score. The second step provides you with a Course Handicap.
Divide the product by the slope listed on your scorecard 115 in the example to obtain your handicap differential.
You submit an exceptional score which is 70 strokes or better than your Handicap Index at the time the round is played or. WHS calculates handicap by taking an average of the best eight of a players 20 most recent scores to give a Handicap Index When a new score is submitted the Handicap Index is automatically recalculated and updated at the end of the days play ready for use the following day. This is an average difficulty rating for courses and the USGA has determined that this average slope is 113. 2020-09-25 But under the new WHS how is a golf handicap calculated.