This is a potential solution, but the problem isn't solved until the market actually adopts it.
Without a financial incentive to follow through (for example, a carbon tax on gassy animals) to offset the added cost of feed supplements, then most farms won't see the business justification (carbon footprint is largely externalized).
Without a financial incentive to follow through (for example, a carbon tax on gassy animals) to offset the added cost of feed supplements, then most farms won't see the business justification (carbon footprint is largely externalized).