| Tournament | Round | Margaret Gauci | Donna Macdonald |
| 11.01.1998 Baulkham Hills (NSW) | 7 | 351 | 415 |
| 01.03.1998 Balmain (NSW) | 3 | 308 | 340 |
| 29.03.1998 Wyong (NSW) | 6 | 258 | 386 |
| 15.08.1998 Revesby (NSW) | 2 | 284 | 405 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 300.25 | 386.5 | |
| Spread: | -345 | 345 | |