Unique character has nothing to do with it. They may have names but they're still livestock - raised en masse to be sold. Pets don't just have names, they're akin to family members. Livestock don't hang out on the couch with you while you watch TV.

Production systems are very much like livestock - spun up to serve a purpose. Getting overly attached as you might with a personal pet system is probably a mistake that will reduce your efficiency.