| Tournament | Round | Sandra Morgan | Shirley Allen |
| 08.08.1999 Bassendean (WA) | 3 | 419 | 313 |
| 19.09.1999 Spring Subiaco (WA) | 5 | 439 | 350 |
| 13.08.2000 Western Australian Masters (WA) | 11 | 443 | 315 |
| 14.01.2001 WA Open (WA) | 4 | 421 | 319 |
| Head-to-head after 4 games | 4 | 0 | |
| Average score | 430.5 | 324.25 | |
| Spread: | 425 | -425 | |