Her work includes bronze figure portraits of Glenn Gould at CBC, Toronto, and Oscar Peterson at the National Arts Centre, Ottawa.
At age 21, Abernethy was Head of Props at the Royal Manitoba Theatre Centre and joined the Stratford Festival where she received a Guthrie Award in 1981.
Abernethy created the statue of jazz pianist Oscar Peterson which was unveiled by Queen Elizabeth II and is situated in front of the National Arts Centre in Ottawa, Ontario.
Abernethy's portrait of John A. Macdonald was the first figure of The Prime Ministers Path installed on the grounds of Castle Kilbride, Baden, Ontario.
[4] It had previously been installed at Wilfrid Laurier University, but was removed and relocated after concerns were raised about Macdonald's role in creating the Canadian Indian residential school system.