| Tournament | Round | Roberta Tait | Dianne Davis |
| 25.04.2011 Aus Championship (ACT) | 22 | 399 | 343 |
| 10.06.2013 VIC CHAMPIONSHIP (VIC) | 12 | 395 | 329 |
| 08.06.2015 Vic Championship (VIC) | 14 | 284 | 333 |
| 25.08.2019 WESPA Seniors 2019 (QLD) | 7 | 427 | 347 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 376.25 | 338 | |
| Spread: | 153 | -153 | |