| Tournament | Round | Annette Nienaber | Kate Horan |
| 26.04.1998 Nedlands (WA) | 6 | 394 | 411 |
| 30.08.1998 Yokine (WA) | 5 | 253 | 459 |
| 14.02.1999 Fremantle (WA) | 3 | 407 | 382 |
| 28.05.2000 Melville (WA) | 3 | 371 | 416 |
| 08.07.2000 Bassendean (WA) | 5 | 400 | 366 |
| 14.01.2001 WA Open (WA) | 5 | 405 | 336 |
| Head-to-head after 6 games | 3 | 3 | |
| Average score | 371.66 | 395 | |