A late try by Lee Thomas provided little consolation for Cardiff Blues as Ulster recorded their first home win in the Celtic League this season.
Fly-half Adam Larkin had a field day in the first half, kicking five penalty goals in as many attempts. In reply Lee Thomas kicked two for the Blues who also lost Deiniol Jones for 10 minutes fter illegally pulling down a maul.
Read the match report by and selecting match report from the Ulster fixture.
Judgement Day is back at the Millennium Stadium for 2015 with the Welsh Rugby Union (WRU) and Regions confirming today that tickets will cost just £10 per head to see all four of Wales' GUINNESS PRO12 sides in action under one roof.
Battling Cardiff Blues produce a performance of full pride and heart in adversity as they lost out to reigning champions Leinster Rugby in a pulsating Guinness PRO12 encounter at BT Sport Cardiff Arms Park.
Cory Allen scored the only try of the game as Cardiff Blues edged an absorbing and dramatic Welsh derby with Newport Gwent Dragons at Rodney Parade to open 2015 in the Guinness PRO12 with a crucial victory.