| Tournament | Round | Maureen Gardner | Brenda Osler |
| 09.04.2005 Coorparoo (QLD) | 6 | 349 | 438 |
| 03.07.2005 Coominya (QLD) | 3 | 375 | 294 |
| 21.08.2005 Queensland Championships (QLD) | 6 | 351 | 312 |
| 22.10.2005 Mindbenders Open (QLD) | 5 | 418 | 297 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 373.25 | 335.25 | |
| Spread: | 152 | -152 | |