He is the first major winner sired by Phoenix Reach, an Irish-bred, British-trained horse whose wins included the Canadian International Stakes, Hong Kong Vase and Dubai Sheema Classic.

[2] Elm Park's dam, Lady Brora, was a moderate performer who won one minor race at Great Leighs Racecourse from twelve starts in 2008 and 2009.

[6] Andrea Atzeni took over from Probert when Elm Park contested the Group Two Royal Lodge Stakes over one mile at Newmarket Racecourse on 27 September.

[7] On his final appearance of the season Elm Park was stepped up to Group One class for the Racing Post Trophy at Doncaster on 25 October and was made 13/8 favourite against seven opponents headed by the Aidan O'Brien-trained Jacobean.

[9] On his first appearance as a three-year-old, Elm Park contested the Group Two Dante Stakes at York Racecourse, a major trial for the 2015 Epsom Derby which attracted a strong field.

Elm Park was off the course for more than three months after the Derby, before eventually reappearing in the Listed Fortune Stakes over one mile on soft ground at Sandown on 16 September.