Productivity Index - Traits

Speciessort descending Breed Trait
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)
Sheep Djallonke 365/Parturition interval * Litter size * Survival to 90 days * Live weight at 90 days.
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)/ Postpartum weight(0.73) of dam (kg)
Sheep Toronke Weight of young weaned per kg of breeding female per year (in gm).
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)/ Postpartum weight(0.73) of dam (kg)
Sheep Toronke Weight of young weaned per kg of breeding female per year (in gm).
Sheep Blackhead Somali Total live weight of litter at 150 days x 365 days
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)/ Postpartum weight of dam (kg)
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)
Sheep Djallonke 365/Parturition interval * Litter size * Survival to 90 days * Live weight at 90 days.
Sheep South African Merino Total weaning weight produced per ewe over three lambing seasons.
Sheep Blackhead Somali Live weight of progeny produced/ewe/year
Sheep Menz Index I / postpartum dam weight (ppwt) in kg
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)/ Postpartum weight of dam (kg)
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)
Sheep Blackhead Somali Litter weight (kg) at 150 days * 365/subsequent parturition interval = weight (kg) of young per female per year
Sheep Menz Per female of breeding age in kg.
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)/ Postpartum weight of dam (kg)
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)
Sheep Djallonke per breeding female per year
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)/ Postpartum weight of dam (kg)