Cork Constitution survived a stirring Young Munster second-half fightback to retain the Munster Senior Cup at Musgrave Park last night.

A bonus-try victory by the comfortable scoreline of 33-7 over close neighbours Shannon in a taut Limerick AIL derby at Tom Clifford Park last night ensures that Young Munster will again be involved in Division One rugby next season.

Munster Schools Senior Cup: Castletroy 15 PBC 22

Castletroy College 20 Glenstal 10

Rockwell 13 Castletroy 20

Castletroy College 16 Crescent College 13

Flying left winger Ben O’Callaghan crossed for a superbly taken hat-trick as CBC swept past Castletroy College in yesterday’s semi-final of the Avonmore Munster Schools Junior Cup at Dooradoyle.

Castletroy College scored the crucial only try to claim the spoils in yesterday’s Avonmore Milk Munster Schools Junior Cup qualifier at a drenched Rosbrien.