He began racing in New Zealand and his first stake money was won in a saddle pace on a grass track. He won all their major open class races including the New Zealand Cup and Auckland Cup (from 78 yard handicap ).
In 1964, Overtrick and Cardigan Bay engaged in two great races: The Dan Patch Pace and the Dan Patch Encore. Cardigan Bay prevailed by the shortest of noses in the Dan Patch, and Overtrick got his revenge in the Encore.
Overtrick also defeated CB in an earlier race in 1964, prevailing by a neck at a mile and a half race.
Perhaps his most famous encounter was with a great standard-bred horse, Bret Hanover, in the Pace of the Century, in 1966. Cardigan Bay was only one of two horses to have beaten the mighty Bret Hanover. However Cardigan Bay had met his match, and it wasn't to be that evening.
He won 82 races all up and retired back to New Zealand.
Cardigan Bay and Phar Lap are probably the most well known racehorses ever to come from New Zealand.
Cardigan Bay was foaled at Mataura (near Gore) in the South Island of New Zealand. As you drive into Mataura from Gore, there is a sign on the road proclaiming Mataura as the birthplace of Cardigan Bay.
The New Zealand Post Office released a stamp in 1970 commemorating his winnings.