Blaarkop is a breed of dairy cattle

Dairy cattle

Dairy cattle are cattle cows bred for the ability to produce large quantities of milk, from which dairy products are made. Dairy cows generally are of the species Bos taurus....

. Blaarkop is Dutch

Dutch language

Dutch is a West Germanic language and the native language of the majority of the population of the Netherlands, Belgium, and Suriname, the three member states of the Dutch Language Union. Most speakers live in the European Union, where it is a first language for about 23 million and a second...

 for blister head. Its main breeding area is in Groningen (province)

Groningen (province)

Groningen [] is the northeasternmost province of the Netherlands. In the east it borders the German state of Niedersachsen , in the south Drenthe, in the west Friesland and in the north the Wadden Sea...

, Netherlands

Netherlands

The Netherlands is a constituent country of the Kingdom of the Netherlands, located mainly in North-West Europe and with several islands in the Caribbean. Mainland Netherlands borders the North Sea to the north and west, Belgium to the south, and Germany to the east, and shares maritime borders...

.

The breed has been mentioned as early as the 14th century. From the 19th century, there are also Blaarkoppen in the Utrecht

Utrecht (province)

Utrecht is the smallest province of the Netherlands in terms of area, and is located in the centre of the country. It is bordered by the Eemmeer in the north, Gelderland in the east, the river Rhine in the south, South Holland in the west, and North Holland in the northwest...

 and Leiden regions. The Blaarkop breed is sturdily built with matching muscles, a horned head, and strong legs. Both red (60% of the population) and black (40%) Blaarkoppen exist. The body is solid red or black, while the head is white with a red or black ring (blister) around the eyes; the tail has a white tip.

Bulls are 1.45 to 1.50 m high and weigh 800 kg.

Cows are 1.35 to 1.40 m high and weigh 600 kg.

The average milk production is 6000 kg, with 4.35% butterfat

Butterfat

Butterfat or milkfat is the fatty portion of milk. Milk and cream are often sold according to the amount of butterfat they contain.- Composition :The fatty acids of butterfat are typically composed as follows :...

and 3.60% protein.