| Tournament | Round | Eileen Koops | Margaret Bishop |
| 06.07.2003 East Coast (TAS) | 1 | 211 | 464 |
| 06.02.2010 Ulverstone 2010 (TAS) | 11 | 371 | 372 |
| 17.05.2015 Scamander (TAS) | 12 | 236 | 340 |
| 29.05.2016 East Coast (TAS) | 11 | 399 | 310 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 304.25 | 371.5 | |
| Spread: | -269 | 269 | |