If you're wanting to cut on your meat and animal product intake its never too late, and January would be a good time to try and cut down, even if we're already halfway through. Veganuary helps people to do just that, in the organization's own words: "Veganuary aims to reduce the suffering of animals by inspiring and supporting people across the globe to go vegan for the month of January."
I'd strongly advise reading up on this topic before jumping into a major lifestyle change...