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Appendix 18. Smallholder dairy production parameters, as used in LDPS2 modelling


Parameter

Value

Fertility rate (%)

73.7

Prolificacy

1.0

Breeder males per breeder female

0.0

Milk yield per lactation (kg)

2 200.0

Fraction of females milked (%)

100.0

Cow mortality rate (%)

4.5

Bull mortality rate (%)

4.4

Female replacement mortality rate (%)

8.8

Male replacement mortality rate (%)

22.4

Female young mortality rate (%)

9.8

Male young mortality rate (%)

9.5

Other stock mortality rate (%)

9.7

Years in breeding herd, cows (%)

7.5

Years in breeding herd, bulls (%)

2.9

Years in replacement herd, females

3.0

Years in replacement herd, males

2.0

Years from young to slaughter, other stock

0.7

Years as young

1.0

Carcass weight of female breeders (kg)

142.5

Carcass weight of male breeders (kg)

213.8

Carcass weight of other stock (kg)

82.2

Males in the system? (Y=1/ N=0)

1.0

Are young males slaughtered at birth? (Y=1 / N=0)

0.0

Fraction of fallen animal eaten (%)

0.8

Proportion of female breeders with usable skin (%)

70.0

Proportion of male breeders with usable skin (%)

70.0

Proportion of other stock with usable skin (%)

70.0

Weight of skin for female breeders (kg)

6.0

Weight of skin for male breeders (kg)

6.0

Weight of skin for other stock (kg)

6.0

Weight of skin for draught animals

0.0

Average live weight, breeder female (kg)

300.0

Average live weight, breeder male

450.0

Average live weight, replacement female (kg)

250.0

Average live weight, replacement male (kg)

300.0

Average live weight, other stock (kg)

173.0

Average live weight, draught animals (kg)

0.0

Average live weight, young female (kg)

110.0

Average live weight, young male (kg)

100.0

Milk fat content (g/kg)

38.0

Appendix 19. Relative distribution of beef and milk production by subregion in sub-Saharan Africa, 1994


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