PART III 
PRODUCTIVE FEEDING OF FARM ANIMALS 
CHAPTER XXI 
CALF FEEDING 
Feeding Standards for Calves.—The following tables give the 
feed requirements for growing cattle, according to the standards 
of Wolff-Lehmann and of Armsby: 
I. Wolff-Lehmann Standards for Growing Cattle—1000 pounds live weight 
Digestible 
Live cereal 
Age, igh Dry 
months | Founds | Mer | protein [ogoeey’| NR 
and fat* 
2-3 150 23 4.0 17.5 | 1:4.5 
For dairy breeds....... 3-6 300 24 3.0 15.1 | 1:5.1 
6-12 500 27 2.0 13.6 | 1:6.8 
2-3 165 23 4,2 17.5 | 1:4.2 
For beef breeds........ 3-6 330 24 3.5 16.2 | 1:4.7 
6-12 550 25 2.5 14.8 | 1:6.0 
* Given separately by Wolff-Lehmann. 
IT. Armsby Standards Per Day and Head 
Age, Live Digestible Energy 
months ae a eer gene, 
3 275 1.10 5.0 
6 425 1.30 6.0 
12 650 1.65 7.0 
Birth Weights and Gains made by Calves.—New-born calves 
weigh from 40 to over 100 pounds each, according to the size of the 
parents. Beach gives the average birth weight of calves of the dairy 
breeds as follows:* Ayrshire, 77 pounds; Guernsey, 79 pounds; 
Holstein, 107 pounds; Jersey, 67 pounds. These weights were 7 to 
‘Connecticut. (Storrs) Report, 1907. 
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