I think there should be a word for your parsing, maybe “VNM utilitarianism,” but I think most people mean roughly what’s on the wiki page for utilitarianism:
Utilitarianism is a family of normative ethical theories that prescribe actions that maximize happiness and well-being for all affected individuals
I think there should be a word for your parsing, maybe “VNM utilitarianism,” but I think most people mean roughly what’s on the wiki page for utilitarianism: