| Tournament | Round | Colleen McCormick | Zia Throssell |
| 06.11.2011 Progressive (WA) | 5 | 464 | 357 |
| 04.06.2012 WA CHAMPS (WA) | 7 | 331 | 346 |
| 04.06.2012 WA CHAMPS (WA) | 10 | 366 | 340 |
| 01.07.2012 BISECTION (WA) | 4 | 308 | 400 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 367.25 | 360.75 | |
| Spread: | 26 | -26 | |