Flashcards in CAL: Underperformance in Dairy Heifers Deck (10)
Aim for age at first calving? Problems with calving sooner or later?
- 24 months
>24 older = wasted time when not being productive
v productivity in 1st and subsequent lactations, ^ risk dystocia and metabolic problems
Optimum weight to serve heifers
Min space allowance per
Which floor space values should be used to calculate stocking density?
Indoor - this is where calves will huddle if cold etc
Is under stocking good?
No can also be a problem -> lack of heat and lack of ventilation
How many cubicles would be left free at any time?
What serum IgG is considered adequate colostrum intake?
What serum TP ia considered adequate colostrum intake?
>5.2g/dl in a healthy calf
>5.5g/dl in an ill calf (dehydration will falsely raise TP values so low values may appear normal)
When should serum TP values be collected?
first week of life