| Tournament | Round | Trish Cearns | Erica Williams |
| 20.07.2008 Ocean Shores (NSW) | 4 | 341 | 328 |
| 25.10.2008 Mindbenders Saturday (QLD) | 7 | 332 | 385 |
| 26.10.2008 Mindbenders Sunday (QLD) | 7 | 298 | 372 |
| 05.04.2009 Nationals Warm-up (QLD) | 3 | 340 | 410 |
| 26.04.2009 Lismore ANZAC (NSW) | 3 | 302 | 352 |
| 26.07.2009 Ocean Shores (NSW) | 2 | 344 | 396 |
| 01.08.2009 Townsville Saturday (QLD) | 1 | 350 | 283 |
| 02.08.2009 Townsville Sunday (QLD) | 7 | 434 | 293 |
| 17.01.2010 Logan Clovers (QLD) | 2 | 329 | 368 |
| 27.02.2011 Brunswick Valley (NSW) | 5 | 374 | 428 |
| 25.04.2011 Aus Championship (ACT) | 17 | 331 | 435 |
| Head-to-head after 11 games | 3 | 8 | |
| Average score | 343.18 | 368.18 | |
| Spread: | -275 | 275 | |