| Tournament | Round | Lainie Mercieca | Mary McMahon |
| 13.06.2011 Queens Birthday (VIC) | 1 | 267 | 464 |
| 27.08.2011 Ballarat Winter (VIC) | 3 | 391 | 337 |
| 27.05.2012 CRANBOURNE (VIC) | 6 | 359 | 423 |
| 25.08.2012 Ballarat Winter (VIC) | 4 | 332 | 477 |
| 11.11.2012 Geelong (VIC) | 4 | 380 | 364 |
| 30.12.2012 Decathon (VIC) | 5 | 304 | 434 |
| 10.02.2013 Camberwell (VIC) | 2 | 359 | 354 |
| 11.08.2013 2013 AGM (VIC) | 5 | 306 | 509 |
| 10.11.2013 Geelong (VIC) | 6 | 360 | 400 |
| 08.12.2013 Bentleigh (VIC) | 7 | 388 | 360 |
| 23.02.2014 TEAM CHALLENGE (VIC) | 3 | 413 | 388 |
| 10.08.2014 Clota Cottage (VIC) | 6 | 294 | 432 |
| 19.04.2015 April Antics (VIC) | 2 | 436 | 352 |
| 23.08.2015 Winter PMU (VIC) | 6 | 492 | 320 |
| 14.02.2016 TEAM CHALLENGE (VIC) | 5 | 336 | 447 |
| 13.06.2016 Queen's Birthday (VIC) | 6 | 448 | 352 |
| 26.06.2016 Youth FR A (VIC) | 2 | 331 | 465 |
| Head-to-head after 17 games | 8 | 9 | |
| Average score | 364.47 | 404.58 | |
| Spread: | -682 | 682 | |