The affair stems back to August 2013, when a horse named Ayres Rock ran at the Dingle festival.

The designs will each have a reserve price of £5,000.

The Grand National was a great race and a credit to everyone involved, says Ruby Walsh.

Egan, who has not ridden in Britain since October 2013, declined the BHA’s invite to provide details of any mitigating circumstances which could have reduced the length of his suspension.

New British Horseracing Authority anti-doping rules, which include a zero-tolerance approach to anabolic steroids, will come into force from Monday.