Estonian Holstein cattle are a breed originating from Estonia. They are a sub-type of the Holstein breed, which is the most common breed of dairy cattle in the world. Estonian Holstein cattle are known for their high milk production and are often used for dairy production in Estonia and other parts of the world. They have a large build, with a black and white coat pattern, and are characterized by their long, pendulous udders. Estonian Holstein cattle are highly regarded for their ability to produce large quantities of high-quality milk, and are a popular choice for large-scale commercial dairy operations. However, they also have a reputation for being less hardy and adaptable to harsh environmental conditions than some other cattle breeds.