Number of differentials in Scoring Record
10
Use avg of lowest 4
(listed newest to oldest)
Low 1 = 4.7
Low 2 = 5.7
Low 3 = 3.8
Low 4 = 5.7
Hdcp Index = (4.7 + 5.7 + 3.8 + 5.7) / 4
Hdcp Index = 19.9 / 4
Hdcp Index = 4.975 (before rounding)
Hdcp Index = 5.0
A Handicap Index is calculated from the lowest 4 of the most recent 10 Score Differentials.
If a scoring record contains fewer than 10 Score Differentials, the table below is used to determine the number of Score Differentials to be included in the calculation and any adjustment that may apply.
| Number of Score Differentials in scoring record | Number of Score Differentials to use | Adjustment |
| 3 | Lowest 1 | -2.0 |
| 4 | Lowest 1 | -1.0 |
| 5 | Lowest 1 | 0 |
| 6 | Average of lowest 2 | -1.0 |
| 7 | Average of lowest 2 | 0 |
| 8 | Average of lowest 2 | 0 |
| 9 | Average of lowest 3 | 0 |
| 10 | Average of lowest 4 | 0 |