| Tournament | Round | Mary Packenham | Campbell Shanks |
| 13.02.2000 South Australian Championships (SA) | 1 | 329 | 371 |
| 13.01.2002 January Open (SA) | 6 | 351 | 359 |
| 09.03.2002 South Australian Championships (SA) | 9 | 372 | 353 |
| 21.04.2003 Australian Championships (SA) | 3 | 294 | 343 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 336.5 | 356.5 | |
| Spread: | -80 | 80 | |