Question

The breed of cow with maximum lactation period in the world is
A. Frieswal
B. Gir
C. Holstein
D. Nili Ravi

Answer 1

Hint: They are known as the world’s highest–production dairy animals. Originally they were dual-purpose breeds, used for both dairy and beef. Frieswal and Gir (Gyr) are breeds of cow that are found in India and Nili Ravi is the buffalo.

Step by step answer:Holstein Friesian cows now dominates the global dairy industry. Holstein Friesian has the highest milk production of all breeds worldwide. The Holstein Friesian is the most widespread cattle breed in the world; it is present in more than 150 countries. The lactation period is 305 days. They have the world’s highest productivity at 10000 L of milk per year. Holstein Friesian cows give more milk than any other dairy breed.
The Frieswal cattle is one of the crossbred varieties developed by ICAR. It is the product of cross-breeding between Friesian and Sahiwal. It produces 4000 kg of milk with 4% butterfat in a mature lactation of 300 days.
Gir or Gyr: it is one of the zebu breeds originating in India. It is very known for its milk-producing qualities and is often bred with Friesian cows to make the Girolando breed. The lactation period is 326 days. The average milk yield in 300 days was 1930 liters.
Nili Ravi is a breed of domestic water buffalo. It is similar to the Murrah breed of buffalo and reared mainly for diary use. The average milk yield is approximately 2000 kg per year. The lactation period is 378 days.
Hence option C is correct.

Note: Over the centuries, the result was high producing, the black and white dairy cow. Usually, they are black and white or red and white in colour, typically exhibiting piebald patterns. Holstein Friesian cattle originating in northern Holland and Friesland.