Dairy farmers around the world have an information problem. To get the most accurate measurements of cow health and milk quality, many have to ship milk samples to labs or wait for a technician to come to the farm to collect milk samples from each cow. Now Labby, a startup founded by two MIT alumni, is helping farmers get a clearer picture of their cows’ health with a device that can test milk from individual cows in less than 10 seconds. Labby’s device sits at the front of an analytics…