| Tournament | Round | Trish Brighton | Margaret Sella |
| 21.04.2003 Australian Championships (SA) | 13 | 441 | 331 |
| 28.03.2005 Australian Championships (TAS) | 5 | 441 | 356 |
| 17.04.2006 Australian Championships (QLD) | 2 | 314 | 457 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 398.66 | 381.33 | |
| Spread: | 52 | -52 | |