Aidan O’Brien believes the upcoming Classic trials over the next two weeks will be crucial to connections as they map out the next move for 1000 Guineas winner Minding.

Aidan O’Brien yesterday described Australia as a "step up" from anything he’s ever trained before and revealed the Derby favourite had to contend with a cough that subsequently affected the rest of the stable six to eight weeks before the 2000 Guineas.