| Tournament | Round | Susan Roberts | Glenys Dettmann |
| 14.07.2013 SA/Vic Border Challenge (SA) | 5 | 403 | 334 |
| 19.10.2014 SA/Vic Border Challenge (VIC) | 5 | 288 | 400 |
| 21.10.2018 VicSA Border Challenge (VIC) | 5 | 341 | 368 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 344 | 367.33 | |
| Spread: | -70 | 70 | |