| Tournament | Round | Ruby Kotwall | Sue Gergelifi |
| 20.06.1998 Wollongong Marj Babb (NSW) | 4 | 306 | 439 |
| 15.08.1998 Revesby (NSW) | 7 | 482 | 346 |
| 10.07.1999 Chatswood (NSW) | 4 | 343 | 324 |
| 14.08.1999 Revesby (NSW) | 5 | 286 | 438 |
| 04.10.1999 New South Wales Championships (NSW) | 18 | 368 | 460 |
| 04.10.1999 New South Wales Championships (NSW) | 22 | 356 | 370 |
| Head-to-head after 6 games | 2 | 4 | |
| Average score | 356.83 | 396.16 | |
| Spread: | -236 | 236 | |