Coop competes in the T35 classification of athletics. At her first major international competition, 2015 IPC Athletics World Championships in Doha, she won the bronze medal in the Women's 100m T35. In the Women's 200m T35, she finished fourth. Both events were won by fellow Australian Isis Holt. At the 2016 Rio Paralympics, Coop placed fourth overall in the 100 m T35 with a time of 15.56. She also came fifth in the 200 m T35 with a time of 33.08.