TESTA Rossa mare Rostova boosted her post-racing value with an all important Group One win in today’s Robert Sangster Stakes (1200m) at Morphettville.

The one-time star Testa Rossa two-year-old won the G2 VRC Sires’ Produce Stakes before going onto to place in the G1 AJC Sires’ Produce Stakes.

Rostova’s win sees her join Testafiable as her sires’ two Group One winners among 25 overall stakeswinners.

A winner of over $700,000, she was bought by her trainer Steven Richards for just $80,000 at the Melbourne Premier Yearling Sale.