Alhambra-Union survived a strong second-half rally by Taieri to claim a narrow win at Peter Johnstone Park.
A masterful display at first five-eighth from Andrew Reid inspired Taieri to a drubbing of Zingari-Richmond at Montecillo.
Taieri and Pirates were the big movers in Dunedin club rugby on Saturday and both teams helped their semifinals hopes with impressive wins.
Captain Charlie O'Connell led by example and was the catalyst for Taieri's upset win at Kettle Park.
An inspirational performance from captain Charlie O'Connell laid the foundation for Taieri's bonus-point victory at Bishopscourt.
A polished Taieri team scored seven tries to dominate the game and outclass Green Island at Miller Park.
Taieri muscled up in the forwards to claim a deserved breakthrough win of the season in front of an appreciative home crowd at Peter Johnstone Park.
It was a game of two halves.
It was a game of two halves.
Lock Steve Green and fullback Mike Kerr had impressive games as Taieri scored seven tries to beat Kaikorai at Peter Johnstone Park.
Taieri gave an impressive display against Clutha Valley at Clydevale, winning 32-5 after leading 20-0 at half-time.
Prop Brad Gilmour and flanker Jeremy Corliss played dominant roles as Taieri took the lead midway through the second spell to beat Green Island at Tahuna Park.
Dunedin dominated possession and territory and it was only the dogged Taieri defence that kept the score respectable at Kettle Park.
The rampaging Kaikorai No 8 Kensak Palepoi scored two tries and played a key role in the 19-9 win over Taieri at Peter Johnstone Park.
Siaosi Folau lit up a game of average quality as Harbour repulsed a strong challenge from Taieri at Watson Park.
Alhambra-Union's slick backs were too polished for a Taieri side missing league converts Michael Witt and Ryan Shortland.
New halfback Ryan Hammer emerged as a player of class in his first premier game for Taieri when it drew with Zingari-Richmond at Peter Johnstone Park.
The sublime skills of Ben Smith at first five-eighth helped guide Green Island to victory over Taieri at Miller Park.
Centre Brett Mather made a significant contribution to University A's four-try 23-0 win over Taieri at the University Oval.
Southern showed its dominance at the first scrum and it continued its control throughout the game against Taieri for the Roy Nieper Trophy at Carisbrook.