Ownership: Blueblood Thoroughbreds (Mgr: Mrs C Walsh), B B T Meridian Star (Mgr: Mrs C Walsh), D Grierson, B J Watchman, Ms D Merkel, B Fitzpatrick, M D Kings, J A Nicol, M J Buffier, J S Aldridge, All For The Punt (Mgr: C Dengate), K W Hong, S J Lee, W D Bell & A De Brabander
Arduous is a 4 year old mare by All Too Hard out of the Stratum mare, Meridian Star.
Last start was 5th at Kembla Grange on August 1, 2025 in the NSW Jockeys Association Hcp (C1) over 1600 metres.