| Tournament | Round | Joy McGowan | Rowena Vnuk |
| 30.06.2002 North West Open (QLD) | 8 | 424 | 329 |
| 17.01.2004 Greenbank (QLD) | 5 | 411 | 321 |
| 11.12.2004 December Marathon (QLD) | 2 | 369 | 289 |
| 11.12.2004 December Marathon (QLD) | 7 | 391 | 387 |
| Head-to-head after 4 games | 4 | 0 | |
| Average score | 398.75 | 331.5 | |
| Spread: | 269 | -269 | |