Fig. 4From: Responsiveness of prepubertal crossbred bull calves to exogenous GnRH and its impact on reproductive hormones under tropical conditionsPlasma total estrogens profile of Group I (14–16 months, n = 5), Group II (9–12 months, n = 5), and Group III (6–8 months, n = 5) Holstein × Tharparkar bull calves, before and after GnRH administrationBack to article page