Mixer-wagon

A mixer-wagon,[1] or diet feeder, is a specialist agricultural machine used for accurately weighing, mixing and distributing total mixed ration (TMR) for ruminant farm animals, in particular cattle and most commonly, dairy cattle.

Displacement varies according to ration dry matter.

A mixer-wagon commonly consists of: The system can weigh in all the ingredients of a ration in any chosen order and weigh out according to chosen quantities corresponding to the needs of different groups of animals.

As each ingredient is loaded, a visual and audible signal alerts the operator when the required amount is reached.

The computer then shifts to the next ingredient and displays the product name and weight to be loaded.