In short: whatever you enjoy.
We’ve all been conditioned to think that time spent doing things you enjoy instead of working or some type of work-training is meaningless. There is more to life than employment. You’re allowed to do things you enjoy simply because you enjoy them.
Yes! I only recently discovered this was a thing after cows suddenly started getting bird flu and someone said “maybe we shouldn’t have been feeding them bird shit?”
Don’t believe me? Search for “broiler litter” or “poultry litter” and “cow feedstock.”