| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Ryan Williams | Ashburton College | 26.30q |
| 2 | Levi Fogarty | Geraldine High School | 26.80q |
| 3 | Angus Norrie | Mt Hutt College | 26.90q |
| -- | Campbell Andrews | Mountainview High School | NT |
| -- | Josh Morris-Bamber | Twizel Area School | NT |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Neil Hill | Waitaki Boys' High School | 24.90q |
| 2 | Nick Galwey | Mackenzie College | 26.50q |
| 3 | Mitchell Keir | Geraldine High School | 27.00q |
| 4 | Sebastiaan Bierema | Ashburton College | 27.70q |
| 5 | Harlem Cole | Roncalli College | 27.80q |
| -- | Tyler Collings | Timaru Boys' High School | NT |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Neil Hill | Waitaki Boys' High School | 24.50 |
| 2 | Ryan Williams | Ashburton College | 25.10 |
| 3 | Nick Galwey | Mackenzie College | 26.50 |
| -- | Sebastiaan Bierema | Ashburton College | NT |
| -- | Harlem Cole | Roncalli College | NT |
| -- | Levi Fogarty | Geraldine High School | NT |
| -- | Mitchell Keir | Geraldine High School | NT |
| -- | Angus Norrie | Mt Hutt College | NT |