| Tournament | Round | Maureen Harris | Ivy Nicholls |
| 23.01.2005 Ulverstone (TAS) | 11 | 362 | 374 |
| 05.03.2006 Beaconsfield (TAS) | 7 | 283 | 337 |
| 05.02.2012 Ulverstone (TAS) | 12 | 319 | 305 |
| 25.11.2012 Tas State Champs (TAS) | 2 | 345 | 431 |
| 16.03.2013 Kingston Saturday (TAS) | 1 | 229 | 431 |
| 29.06.2013 Bellerive (TAS) | 8 | 341 | 380 |
| 10.11.2013 Tasmanian Championship (TAS) | 13 | 314 | 371 |
| Head-to-head after 7 games | 1 | 6 | |
| Average score | 313.28 | 375.57 | |