If the target bodyweight of a flock of sheep with BCS of 3.5 is 80 kg;

(i) Calculate the current bodyweight of the sheep if their present BCS is 2.5

(ii) If the sheep are expected to gain 180 grams per day on average, how long (days) will it take the animals to attain the target bodyweight of 80 kg

(iii) The ME requirement of sheep is 4.40 Mcal/day and DM intake is 2.1 kg/day; calculate the daily amount of supplement (ME = 3.0 Mcal/kg) and oat hay (ME = 1.99 Mcal/kg) that will be fed to the sheep