Holstein-Friesian cows in meadow by a stream at Swinbrook in The Cotswolds, Oxfordshire

Veterinarian inspecting dairy cows in a stable inside barn

Dairy calf in a pen inside the barn

Holstein Fresian calves.

Advertising cows Kuhhaus Gut Damp, Damp, Schlei region, Schwansen, Schleswig-Holstein, Germany

Galloway cattle, Holnis penninsula, Baltic Coast, Schleswig-Holstein, Germany

Cows in front of a biogas plant, Schleswig-Holstein, Germany

Cyclists near Ketelswarf, Hallig Langeness, North Sea, Schleswig-Holstein, Germany

Cattle with St. Salvator Church in background, Pellworm Island, North Frisian Islands, Schleswig-Holstein, Germany

Windmills with a cattle herd in the foreground and a flowering rapefield - wind engines - wind generators - North Friesland Schleswig-Holstein Germany Europe

Meadow landscape, cows grazing in the morning mist at sunrise, Oberalsterniederung Nature Reserve, Schleswig-Holstein, Germany, Europe

Holstein cows at the feeding fence in an open cowshed, Bavaria, Germany, Europe

Curious Holstein cows looking at the camera while standing in a fenced area with identification tags in their ears on a robotic dairy farm, North of Edmonton, Alberta, Canada

Holstein cow with her newborn calf in a pen on a robotic dairy farm, North of Edmonton, Alberta, Canada

Curious Holstein cows looking at the camera while standing in a fenced area with identification tags in their ears on a robotic dairy farm, North of Edmonton, Alberta, Canada

Two Holstein cows standing at a barb wire fence looking curiously at the camera with identification tags in their ears at a robotic dairy farm, North of Edmonton, Alberta, Canada

Newgrange, County Meath, Ireland, Holstein-Friesian Cattle

Close-up of the head of a Holstein cow standing at a barb wire fence making a funny face, with identification tags in it's ears on a robotic dairy farm, North of Edmonton, Alberta, Canada

Close-up of Holstein cow teats and milking cups using lasers for automated milking equipment on a robotic dairy farm, North of Edmonton, Alberta, Canada

Holstein cow looking out of a milking stall waiting to be milked using automated milking equipment on a robotic dairy farm, North of Edmonton, Alberta, Canada

Close-up of Holstein cow teats and milking cups using lasers for automated milking equipment on a robotic dairy farm, North of Edmonton, Alberta, Canada

Holstein cow looking out of a milking stall waiting to be milked using automated milking equipment on a robotic dairy farm, North of Edmonton, Alberta, Canada