Southland Boys also passed the half-century with a 57-5 trouncing of King's, while Gore High and Waitaki Boys were other teams to pile on the points, with 40-7 and 41-7 victories against Kavanagh and South Otago High respectively.
In other matches, McGlashan beat Dunstan 3-0 and St Kevin's accounted for James Hargest 22-10.