| Tournament | Round | Shirley Hoar | Noela Costello |
| 17.10.1999 Rockingham (WA) | 2 | 342 | 226 |
| 08.07.2000 Bassendean (WA) | 5 | 280 | 281 |
| 26.05.2002 Melville (WA) | 2 | 275 | 384 |
| 29.09.2002 Manjimup (WA) | 4 | 372 | 395 |
| 28.09.2003 Manjimup (WA) | 5 | 288 | 352 |
| Head-to-head after 5 games | 1 | 4 | |
| Average score | 311.39 | 327.6 | |
| Spread: | -81 | 81 | |