| Tournament | Round | Liz Jackman | Betty Irwin |
| 11.02.2006 Wollongong (NSW) | 2 | 352 | 367 |
| 12.11.2006 Blackbutt Inaugural (NSW) | 7 | 327 | 387 |
| 20.05.2007 Ulladulla 2007 (NSW) | 7 | 370 | 346 |
| 16.05.2009 Ulladulla (NSW) | 6 | 354 | 335 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 350.75 | 358.75 | |
| Spread: | -32 | 32 | |