| Tournament | Round | Sue Omodei | Maretta Walton |
| 17.01.1999 WA Open (WA) | 5 | 295 | 523 |
| 14.02.1999 Fremantle (WA) | 1 | 450 | 363 |
| 14.03.1999 Bunbury (WA) | 1 | 479 | 361 |
| 25.04.1999 Nedlands (WA) | 3 | 409 | 373 |
| 08.07.2000 Bassendean (WA) | 1 | 362 | 430 |
| 08.07.2001 Bassendean (WA) | 3 | 351 | 407 |
| 02.09.2001 Western Australian Masters (WA) | 8 | 445 | 355 |
| Head-to-head after 7 games | 4 | 3 | |
| Average score | 398.71 | 401.71 | |
| Spread: | -21 | 21 | |