For those people interested in taking part in this competition there has been a date change and it is now taking place after the Oceania champs in NZ in early February 2025. More information on the Orienteering NZ website:
https://www.orienteering.org.nz/news/nzmtbo-champs-change-of-date-12-february-otago/

From Orienteering NZ website:
A fantastic weekend of competition, challenge, and fun for mountain bikers, orienteers, and adventure racers of all abilities. Add in the rogaine on the Monday for more nav riding. The 2025 NZ MTBO Championships will be hosted by Dunedin Orienteering and held in Central Otago over the weekend of 1st / 2nd February, with a non-championship MTBO Rogaine following on Monday 3rd February. 

Morning Saturday 1 February | Sprint distance MTBO championships: Alexandra
Afternoon Saturday 1 February | Middle distance MTBO championships: Matangi Station
Sunday 2 February | Long distance MTBO championships: Naseby Forest
Monday 3 February | Rogaine optional extra MTB nav fun, not a championship event