| Tournament | Round | Eilene Howarth | Isabel Van Hoorn |
| 30.08.1998 Knox (VIC) | 1 | 330 | 378 |
| 26.09.1999 Essendon (VIC) | 5 | 346 | 340 |
| 27.08.2000 Bentleigh (VIC) | 4 | 472 | 349 |
| 25.08.2002 Eastern Suburbs (VIC) | 1 | 403 | 379 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 387.75 | 361.5 | |