Final answer:
The practice of using cattle for their milk and blood rather than meat, except on ceremonial occasions, is called animal domestication. It involves selectively breeding animals, processing animal products, and using dung as fuel. This practice has cultural and economic significance in pastoral societies.
Step-by-step explanation:
The practice of using cattle for their milk and blood rather than killing them for their meat, except on ceremonial occasions is called animal domestication. This practice involves selectively breeding healthy and heartiest animals, processing animal products for food, textiles, and tools, and using dung as fuel. It is a cultural and economic practice that provides a range of material assets, and it has been observed in various pastoral societies.