| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Jack Allan | St Kevin's College | 24.45q |
| 2 | Tyler Helm | Otago Boys High School | 25.47q |
| 3 | spencer peacock | East Otago High School | 27.63q |
| 4 | Jared Jamieson | Taieri College | 28.12q |
| -- | Kirk Brocklebank | Kings High School | DNS |
| -- | Angus Sinclair | Tokomairiro High School | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Kane Attrill | Kings High School | 25.21q |
| 2 | Patrick Hamer | Otago Boys High School | 25.30q |
| 3 | Barney Smith-Bingham | Tokomairiro High School | 27.05q |
| 4 | Daniel McKechnie | Taieri College | 28.13q |
| -- | Mark Burnett | Kings High School | DNS |
| -- | Alex McCorkindale | Taieri College | DQ |
| -- | Sam Mosley | South Otago High School | DNS |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Jack Allan | St Kevin's College | 24.51 |
| 2 | Kane Attrill | Kings High School | 25.01 |
| 3 | Tyler Helm | Otago Boys High School | 25.10 |
| 4 | Patrick Hamer | Otago Boys High School | 25.92 |
| -- | Jared Jamieson | Taieri College | DNS |
| -- | Daniel McKechnie | Taieri College | DNS |
| -- | spencer peacock | East Otago High School | DNS |
| -- | Barney Smith-Bingham | Tokomairiro High School | DNS |