Kalpana is the best of the six winners bred by Zero Gravity (Dansili), a stakes winner in France who won the Listed Prix Petite Etoile. She is a full sister to the sire Zambezi Sun, winner of the Gr.1 Grand Prix de Paris, and to Shared Account, a Listed-placed winner in France, and a half-sister to Kalabar (Kahyasi), winner of the Gr.2 Prix Guillaume d'Ornano, and to World Heritage (Kahyasi), placed in several Group races and second in the Gr.2 Prix Eugene Adam.

Second dam Imbabala (Zafonic) was a winner and has eight winners in all. Her grandchildren include Cleonte (Sir Percy), a Listed winner in France and second in the Gr.2 Doncaster Cup.

Third dam Interval (Habitat) won the Prix Maurice de Gheest, then a Group 2, and was third in the Gr.1 1000 Guineas. She has seven winners, two of them stakes winners: the sire Short Pause (Sadler's Wells), winner of the Gr.3 Prix d'Hedouville, and Cheyenne Dream (Dancing Brave), winner of the Listed Prix de Bagatelle and dam of Indian Choice, a Listed winner in France.

This is the family of Continent (Lake Coniston), a grandson of Interval and winner of the Gr.1 July Cup and the Gr.1 Prix de l'Abbaye. Shared Account is the dam of Better Together, winner of the Gr.3 Prix Imprudence, Pocket Square, a Grade 3 winner in the US, and Yesyes, winner of the Listed Chester Stakes.

Zero Gravity has a yearling filly by Chaldean.