Breeding Watch, February 4, 2015

The first North American Grade 1 was contested of the year on an otherwise light weekend of stakes action and the Southern California fixture was dominated by daughters of champion and Kentucky Derby winner Street Sense.

Spendthrift Farm’s Street Sense filly Callback took the early initiative and never looked back in Saturday’s Grade 1 Las Virgenes at Santa Anita Park. Callback held off another daughter of Street Sense, Light the City, to score by a half-length in the 1-mile event.

Street Sense, who stands at Darley in Lexington, has had limited success with the A.P. Indy influence until now, but both fillies feature the 1992 Horse of the Year and Belmont Stakes winner prominently in their pedigrees.

Callback is out of the Forest Wildcat mare Quickest and her dam is the A.P. Indy daughter Supercharger, who is also the dam of 2010 Kentucky Derby winner and emerging second-crop sire Super…