| Tournament | Round | Gillian Briggs | Barbara Senior |
| 21.03.1998 February (SA) | 4 | 344 | 280 |
| 21.11.1999 November (SA) | 1 | 462 | 364 |
| 14.01.2001 January Open (SA) | 6 | 384 | 256 |
| 09.02.2001 Unley February (SA) | 6 | 301 | 369 |
| 27.05.2001 May (SA) | 1 | 417 | 312 |
| 20.10.2002 October (SA) | 2 | 360 | 349 |
| Head-to-head after 6 games | 5 | 1 | |
| Average score | 378 | 321.66 | |
| Spread: | 338 | -338 | |