| Tournament | Round | Carol Colwill | Sandra Masel |
| 16.10.2011 SA/Vic Border Challenge (SA) | 3 | 356 | 373 |
| 11.03.2012 SA Championship (SA) | 12 | 406 | 316 |
| 09.04.2012 Australian Championship (TAS) | 8 | 292 | 469 |
| 09.04.2012 Australian Championship (TAS) | 19 | 309 | 459 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 340.75 | 404.25 | |