| Tournament | Round | Kristina Ziegler | Erica Williams |
| 27.10.2007 Mindbenders Open (QLD) | 6 | 292 | 436 |
| 20.07.2008 Ocean Shores (NSW) | 5 | 333 | 355 |
| 26.10.2008 Mindbenders Sunday (QLD) | 4 | 355 | 347 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 326.66 | 379.33 | |
| Spread: | -158 | 158 | |