| Tournament | Round | Betty Caris | Rosemary Collins |
| 27.12.2011 Last Chance (QLD) | 4 | 295 | 328 |
| 27.12.2011 Last Chance (QLD) | 9 | 288 | 305 |
| 30.12.2012 Last Chance (QLD) | 1 | 356 | 332 |
| 30.12.2012 Last Chance (QLD) | 6 | 321 | 303 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 315 | 317 | |
| Spread: | -8 | 8 | |