| Tournament | Round | Joy Egan | Brenda Osler |
| 15.11.2003 Cleveland (QLD) | 4 | 341 | 376 |
| 13.12.2003 December Progressive Marathon (QLD) | 5 | 328 | 342 |
| 17.01.2004 Greenbank (QLD) | 5 | 316 | 380 |
| 11.03.2006 Redland Bay (QLD) | 4 | 325 | 367 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 327.5 | 366.25 | |
| Spread: | -155 | 155 | |