ANIMAL POWER

• The average force a bullock can exert is nearly equal to one tenth of its body weight.
• 80% of the total draft power is in world in agriculture is provided by farm animal.
• Generally, a medium size bullock can develop between 0.50 to 0.75 hp.
• Small size bullocks are not able to develop even 0.50 hp.

Advantages

• Easily available
• Used for all types of work
• Low initial investment
• Supplies manure to the field and fuels to farmers and Live on farm produce.

Disadvantages:

• Not very efficient
• Seasons and weather affect the efficiency
• Cannot work at a stretch
• Require full maintenance when there is no farm work
• Creates unhealthy and dirty atmosphere near the residence
• Very slow in doing work.