Genetic correlations were estimated between pubertal traits of males or females and yearling or lifetime pregnancy rate (PR) in beef cows, using 269 paternal half-sib groups. Lifetime PR was recorded from up to 5 mating/calving years for each cow. The genetic correlations between age at first oestrus (AFO) or standardised age at first oestrus (SFO) and yearling PR were −0.30 ± 0.26 and −0.67 ± 0.44, whilst corresponding estimates with lifetime PR were −0.29 ± 0.26 and −0.76 ± 0.68. For scrotal circumference (SC), genetic correlation estimates with yearling PR were 0.53 ± 0.66 and with lifetime PR 0.34 ± 0.40. The data generally supported the concept of a favourable genetic correlation between pubertal traits (higher SC or lower AFO and SFO) and lifetime PR.