Racing 24 August 2023 Carston continues winning ways on Riccarton synthetic Riccarton trainer Andrew Carston continued his winning ways on Riccarton’s synthetic track on Thursday when recording a winning treble. Racing 30 June 2023 Wingatui next target for leading Southern trainer Riccarton trainer Andrew Carston will look to extend his lead in the South Island Trainer’s Premiership when he heads to Wingatui on Sunday. Racing 13 September 2022 Carston filly's Guineas credentials go on the line Riccarton trainer Andrew Carston is leaning to the softer option for promising filly Seven Eleven. Racing 26 May 2022 Carston holds strong hand at Wingatui Trainer Andrew Carston is hoping to get a gauge on Group Two performer Milford Sound.