| Tournament | Round | Anne Mortel | Sandra Da Silva |
| 14.08.2005 Oatlands (NSW) | 4 | 278 | 332 |
| 25.08.2007 Revesby (NSW) | 7 | 326 | 354 |
| 02.05.2009 Sydney West (NSW) | 3 | 359 | 352 |
| 29.08.2009 War of the Words (NSW) | 6 | 279 | 353 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 310.5 | 347.75 | |
| Spread: | -149 | 149 | |