Complex sentence: Keeping in mind that bovine somatropin is a protein growth hormone, it can increase average milk yield anywhere from 10 to 15%, which in turn would lead to cows consuming substantially more nutrients in order to keep up with the increased milk production.
Split into simpler sentences: Keeping in mind that Bovine Somatropin is a protein growth hormone, it can increase average milk yield anywhere from 10-15%. Which in turn would lead to cows consuming substantially more nutrients in order to keep up with the increased milk production.