| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Hamish Ryan | JAMES HARGEST COLLEGE | 25.25 |
| 2 | Connor Chisman | MENZIES COLLEGE | 25.35 |
| 3 | Sam Anderson | SOUTHLAND BOYS HIGH SCHOOL | 25.54 |
| 4 | Mitchell Beggs | CENTRAL SOUTHLAND COLLEGE | 26.60 |
| 5 | Tom Norman | CENTRAL SOUTHLAND COLLEGE | 28.95 |
| -- | Justin Kubala | ST PETERS COLLEGE | DNS |