I4O ELEMENTARY TREATISE ON STOCK FEEDS AND FEEDING 



Work Requirements. A working animal requires protein to 

 repair the broken down tissues and carbohydrates and fats to 

 produce energy. Therefore the harder an animal has to work 

 the more protein and carbohydrates are needed. The protein 



Fig. ii. Saddle horse; a moderately worked animal after Good. 



is usually increased in greater proportion than the carbohydrates. 

 The standards for horses illustrate this : 



Milk Production Requirements. The protein requirements for 

 milk production are not entirely satisfactory for all parts of this 

 country, and this will be discussed later. Suffice it to say that 

 milk contains nitrogenous compounds, and enough protein must 



