Giavellotto is out of Gerika (Galileo), a six-time winner who has six winners from eight runners. She is a half-sister to Donoma (Beat Hollow), a three-time listed winner and twice Group 3-placed in Italy.

Second dam Green Tern (Miswaki Tern) won once and produced seven other winners. Besides Gerika and Donoma they include Donoma's full-brother Right Connection, a dual Listed winner, the Listed winner Cromo (Grand Lodge) and Almufti (Toronado), a four-time winner and third in the Gr.3 Horris Hill S.

Third dam Green Leaves (Rheingold) won four races, was Listed-placed and bred nine winners, among them the sire Green Senor (El Gran Senor), a Group 3 winner placed at Group 1 level.

Gerika's latest reported foal is the 3-year-old colt Calumet (Calyx), a winner.