Productivity Index - Traits

Speciesordenação ascendente Breed Trait
Sheep South African Merino Total weaning weight produced per ewe over three lambing seasons.
Sheep Blackhead Somali Total live weight of litter at 150 days x 365 days / Post partum weight of dam
Sheep Toronke Total weight of young weaned per breeding female per year = (Litter weight at 150 days * 365)/ interval to next birth (in kg).
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)/ Postpartum weight of dam (kg)
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 Relates liveweight of Progeny/ewe/year to the post partum ewe liveweight.
Sheep Toronke Total weight of young weaned per breeding female per year = (Litter weight at 150 days * 365)/ interval to next birth (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 Djallonke per breeding female per year
Sheep Blackhead Somali Weight (g) of young produced per kg liveweight of female per year = 24.52 * 1000/female postpartum weight
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 Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)
Sheep Toronke Weight of young weaned per kg metabolic weight of breeding female per year (in kg)
Sheep Toronke Total weight of young weaned per breeding female per year = (Litter weight at 150 days * 365)/ interval to next birth (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 Djallonke per kg dam weight per year
Sheep Uda 3 months weight of lamb per kg ewe metabolic weight
Sheep Blackhead Somali Birth per year per female
Sheep Djallonke Litter size * 365 * weight at 90 days
Sheep Rwanda-Burundi-Tanzania Long-tailed Total live weight of litter at 150 days * 365/subsequent parturition interval (days)
Sheep Toronke Weight of young weaned per kg metabolic weight of breeding female per year (in kg)
Sheep Toronke Total weight of young weaned per breeding female per year = (Litter weight at 150 days * 365)/ interval to next birth (in kg).