| Tournament | Round | Edith Lowbeer | Betty Irwin |
| 17.02.2001 Wollongong WORDS February Frolic (NSW) | 4 | 311 | 421 |
| 27.05.2001 Ulladulla (NSW) | 9 | 354 | 345 |
| 24.11.2002 ACT Championships (ACT) | 1 | 333 | 283 |
| 22.05.2005 Ulladulla (NSW) | 10 | 364 | 339 |
| 17.06.2005 Wollongong Marj Babb (NSW) | 5 | 354 | 343 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 343.2 | 346.2 | |
| Spread: | -15 | 15 | |