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what 4 things do i need to know before deciding what to feed?
1. Nutrient requirements of the animal
– Knowledge of physiological state
– Body weight
2. Chemical composition of available feedstuffs
3. Appetite
– Voluntary Food Intake (VFI) / Dry Matter Intake (DMI)
– Kg Dry Matter / day (kgDM/day)
4. Feedcosts
what two ways is intake usually expressed?
kgDM/day
daily dry matter intake - DMI - as a % of bodyweight.
what DMI % is standard for cattle?
3% body weight
what DMI % is standard for sheep?
1.5-2.5
what DMI % is standard for horses?
1.5-3
what DMI % is standard for pigs as piglets and as adults?
10% piglet
4% adult
what info do you need t complete a pearsons square?
2 ingredients and their metabolizable energy or crude protein %
total ME or CP requirement
average water requirement
should always be adlib
minimum - 50ml/kg/day