"It was fiercely contested. We should have won by a little bit more.
"All in all, they put it on the line for the union."
Whanganui Metro's star player Jack O'Leary continues to be a try-scoring machine, adding a double to the 28 tries he got during the MRU Colts season.
Whanganui Heartland wider squad lock Josefa Rokotakala dotted down, as did Ngamatapouri and former Fiji Warriors player Temesi (Murivalu) Vurakania and Taihape winger Ryan Karatau, who added the only successful conversion.
Taihape loose forward Regan Collier was the player of the day for a strong performance.
The Whanganui Development XV will now play two games at home – the first was originally scheduled to be Wairarapa Bush Māori but Baldwin understands the game will now likely be against Thames Valley Development.
This team is now the sole active adult squad below Heartland level as the Whanganui Māori and Under 20s had finished their short campaigns, while Whanganui Pasifika had been scheduled to play Manawatū Pasifika the week level 4 was implemented, with that game now cancelled.