In 2001, Giant's Causeway started his stud career at Coolmore Stud in Ireland. He stood one season there before relocating to Coolmore's United States branch Ashford Stud in Versailles, Kentucky.
In 2001, Giant's Causeway began his breeding career at Coolmore Stud in Ireland. He spent one season there before moving to Coolmore's United States branch Ashford Stud in Versailles, Kentucky.