Table 1
Requirements for Crude Protein (CP) and
Total Digestible Nutrients (TDN), and the Resulting TDN:CP Ratio for Beef
Cattle (from Moore and Kunkle, Univ. of FL 2000).
| Animal |
Requirement (% of DM) |
TDN:CP Ratio |
|
|
CP |
TDN |
||
| Heifer, 800 lb body
weight (BW):
Non-Pregnant, 0 lb gain/day Pregnant, 1.0 lb gain/day
Heifer, 600 lb BW, 1.25
lb gain/day Lactating Cow, 1000 lb BW, 15 lb milk/day |
7 8 9 11 |
54 55 59 62 |
7.7 6.9 6.6 5.6 |