Loose forward Mika Mafi gave a dynamic display to help Green Island beat Zingari-Richmond and retain the Hellyer Memorial Trophy at Montecillo.
Lock Matt Larson dominated the lineout and supplied Taieri with a monopoly of ball in the second half at Montecillo.
It took just 29 seconds for Kaikorai to score in its 14-try hammering of Zingari-Richmond at Bishopscourt.
Zingari-Richmond was beaten but not disgraced when it lost to Harbour 27-8 in bitterly cold conditions at Montecillo.
A strong first half and the accurate goal kicking of Peter Breen helped Alhambra-Union to a comfortable win over Zingari-Richmond at the North Ground.
A hat trick of tries for Liam Edwards and a double for Ashton Tuck, both in their debut games for Dunedin, were the features of the side's romp over Zingari-Richmond at Montecillo.
Zingari-Richmond was competitive for 40 minutes but numerous holes opened up in its defence in the second spell at Miller Park.
Harbour won the Bandy Scoles Memorial Trophy for the 34th time when it beat Zingari-Richmond at Montecillo.
A masterful display at first five-eighth from Andrew Reid inspired Taieri to a drubbing of Zingari-Richmond at Montecillo.
Veteran prop Warren Moffat was part of a front row that played a key role in Southern's win over Zingari-Richmond at Montecillo.
University A learned a valuable lesson when it beat Zingari-Richmond at Montecillo: it cannot afford to take any game lightly.
Dunedin scored five tries in the first spell to lead 27-3 at the break and added six more in the second spell.
Hooker Clayton Jeftha was in dominant form as Pirates continued its winning form to beat Zingari-Richmond at Hancock Park.
Speedy utility back Tane Puki played a key role as Zingari-Richmond beat Lawrence in the countrywide final at Montecillo.
Strong running centre Kurt Schrader had a lively games in the backs and scored two of Zingari-Richmond's three tries when it beat Kaikorai at Bishopscourt.
Five-eighth Tane Puki scored three of Zingari-Richmond's five tries when it beat Clutha Valley at Montecillo.
University A attempted to play dry weather rugby in wild and wet conditions and paid the penalty when beaten by Zingari-Richmond at Montecillo.
The strong Southern defence subdued the ferocious Zingari-Richmond attacks and paved the way for an 14-0 win at Bathgate Park.
Pirates overcame a dose of the dropsies in the first half to defeat a spirited Zingari-Richmond side at Hancock Park.
Dunedin flexed its muscle up front and some sharp work from the backs helped it dispatch Zingari-Richmond at Montecillo.