QUESTION 3
(A) In dairy production, what do you understand by the term‘lactation cycle’? (1 Mark)
(B) Mention the four (04) phases of the lactation cycle andhighlight the specific time periods when these phases occur indairy cows (4 Marks)
(C) Explain how milk production varies in the different phasesof the lactation cycle (4 Marks)
(D) Relate the milk production to the feed intake and bodyweight of the dairy cow during the four phases of the lactationcycle (8 Marks)
(E) Briefly explain the term ‘negative energy balance’ and whendoes this normally happen in dairy cows (2Marks)
(F) What is the recommended time of servicing the dairy cowduring her lactation cycle?
