| Tournament | Round | Ivy Nicholls | Sylvia Watkins |
| 20.04.2002 Beaumaris (TAS) | 5 | 335 | 339 |
| 14.03.2004 Launceston (TAS) | 5 | 354 | 385 |
| 23.01.2005 Ulverstone (TAS) | 1 | 374 | 383 |
| 06.03.2005 Beaconsfield (TAS) | 5 | 377 | 300 |
| 30.10.2005 Tasmanian Championships (TAS) | 13 | 400 | 262 |
| 29.10.2006 Tasmanian Championships (TAS) | 7 | 352 | 291 |
| 20.06.2010 Eastern Shore (TAS) | 3 | 435 | 388 |
| 20.03.2011 Kingston Sunday (TAS) | 1 | 384 | 361 |
| 20.05.2012 East Coast Sunday (TAS) | 2 | 373 | 345 |
| 24.06.2012 Bellerive (TAS) | 9 | 409 | 277 |
| 25.11.2012 Tas State Champs (TAS) | 9 | 352 | 344 |
| Head-to-head after 11 games | 8 | 3 | |
| Average score | 376.81 | 334.09 | |
| Spread: | 470 | -470 | |