Problem Set #2
Dry Matter Calculations
1. Fill in the blanks for a sample of corn silage that is 35% dry matter.
| Dry Matter Basis | As Fed Basis | |
| Crude Protein | _______________ | 3.0% |
| NEm | 1.58 Mcal/kg | _____________ |
| NEg | ______________ | .97 Mcal/kg |
| Calcium | .23% | ______________ |
2. Fill in the blanks to the right with the % of each ingredient on an As Fed basis.
% of Ration (DMB) % Dry Matter of Feed % of Ration As Fed
Corn Silage 25% 30% ____________
Shelled corn 70% 88% ____________
Protein Supplement 5% 89% ____________
3.
Feed Name
% Diet (Dry Matter Basis)
DM%
Corn, rolled 65 85
Corn Gluten Feed 25 40
Hay, grass 10 82
100%
Assume a steer consuming 22 lb of dry matter/hd/d
Formulate on As-Fed batch sheet for a pen of 100 hd of steers being fed twice a day.
c:.....\johnson\teaching\problem
set #2 DM Calculaitons.doc