Schleich Holstein Calf The Schleich Holstein Calf is from the Schleich Farm World collection and is the perfect addition to any farmyard. The Schleich Holstein Calf is a lifelike figure featuring the characteristics of the breed. Schleich figures are all hand painted and decorated with great attention to detail which makes each figure unique. Schleich products are made from a variety of plastics and a special softener which ensures pieces do not break off, that they are pleasant to handle and not too hard.