| Tournament | Round | Judy Hay | Ruby Kotwall |
| 20.06.1998 Wollongong Marj Babb (NSW) | 6 | 387 | 382 |
| 26.07.1998 Winter Masters (NSW) | 14 | 429 | 351 |
| 15.08.1998 Revesby (NSW) | 5 | 392 | 403 |
| 05.10.1998 New South Wales Championships (NSW) | 12 | 348 | 406 |
| 11.09.2000 St George (NSW) | 2 | 374 | 350 |
| Head-to-head after 5 games | 3 | 2 | |
| Average score | 386 | 378.4 | |
| Spread: | 38 | -38 | |