Angus graduated from Melbourne University in 1978, and worked in private practice for a year, before heading to Ontario Veterinary College, Guelph, Ontario, Canada in 1980 to work and study for a Diploma in Large Animal Medicine. He continued at Ontario Veterinary College as Assistant Professor in Large Animal Medicine, Surgery and Reproduction for the period 1982-84. Angus then travelled to Colorado State University, USA, where he was employed as Assistant Professor in Equine Reproduction and Field Service 1984-1988, and as Associate Professor in Equine Medicine and Field Service 1988.

Dr. McCue researches assisted reproductive techniques and technologies in horses.

The Iron Rose Ranch Professor of Equine Theriogenology (veterinary reproduction technology), McCue focuses on reproductive endocrinology and pathology, hormone therapy, and embryo transfer. He also attends at high-risk obstetrical cases at the James L. Voss Veterinary Teaching Hospital.

McCue is a Diplomate in the American College of Theriogenologists and currently coordinates the mare and stallion clinical services at the CSU Equine Reproduction Laboratory.

McCue received his B.A. from the State University of New York, Potsdam, in 1978. He earned his D.V.M. and Ph.D. from the University of California, Davis, in 1986 and 1993, respectively.