| Tournament | Round | Margaret Warmington | Kerry Constable |
| 09.08.1998 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 1 | 430 | 370 |
| 07.05.2000 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 2 | 362 | 363 |
| 02.05.2004 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 3 | 336 | 331 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 376 | 354.66 | |
| Spread: | 64 | -64 | |