During her career, she set world records for 60 metres, 100 yards, 200 metres, 220 yards and 440 yards. She went to Ermington Public School which inspired and supported her to go in to the Olympics. Cuthbert also contributed to Australian relay teams completing a win in the 4 × 100 metres, 4 × 110 yards, 4 × 200 metres and 4 × 220 yards. Cuthbert had a distinctive running style, with a high knee lift and mouth wide open.