Well it makes economic sense: you can feed them all sorts of cheap un-nutritious crap as long as it's a little bit sweet, and get huuuge amount of custard to sell in the supermarkets.
Yukkuris - solving world hunger, one refresh at a time.
In one day, one Alice [can produce] 20~30 kg of custard.
Since they immediately produce a product that can generate revenue, Alices are an important type of livestock-yu in the ranching business.Milking is usually done by machine.
Perhaps because it's Super Refreshing Time!, they allow the milking to proceed without struggle.These Alices are also classified by total paste mass.
They're usually not for butchering, they are bred for high-quality custard, obtained by "peni-milking."