... of a particular age producing a live femalecalf, Mx); and reproductive value (relative contribution of an animal of a particularage to future generations, Vx). The overall ... Lauvergne et al, 1973; Martin, 1975; Basu andGhai, 1980) and as a check on management practices (Nadkarni et al, 1983). A similar analysis was used by Ahmad et al ... from the University of Alberta ranch at Kinsella,located 150 km south-east of Edmonton, Alberta, Canada. Two main breedingpopulations were established in 1960, namely the...