Npr has the story on the modern breed of dairy cow - the one that can produce 75 lbs of milk per day, as opposed to the old fashioned dairy cow that only produced 30 pounds. Fulper Farms gets another spotlight here:

Breeding starts when a genetics expert that the Fulpers hire comes and surveys the herd and notes each cow's individual weaknesses - this one's bow-legged, that one's too skinny.

Then the expert finds a bull in the world whose traits can correct for precisely those weaknesses. The bull's semen is shipped to the Fulpers by UPS. The cow is inseminated, and nine months later it gives birth to a calf, which — hopefully — will have some of Claudia's fine, milk-friendly features.

Feeding has also gone high tech. Each cow is fed individually, according to its lactation cycle. The cows wear a special collars that work with a computerized system to deliver the right diet to the right cow.

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