They aren't
They pretend to be feminist. Member of this organization is writing for christian magazine Eternity and they are anti-choice
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Melinda Tankard Reist, founder of Collective Shout, is a self described pro-life "feminist" who has a lengthy history of writing journals for the The National Catholic Bioethics Quarterly and while doing speeches at Christian churches in places like the Belconnen Baptist Church.
The National Catholic Bioethics Quarterly is handed by National Catholic Bioethics Center, which is a conservative think tank. Therefore she is right-wing and Christian.
Margaret Atwood already pointed out that there is sometimes a surprising overlap between certain feminists and puritans. (It might still be a good question wether todays western feminism can be called far left because most prominent feminists who actually wield power do not want a communist revolution but are supporters of some kind of social liberalism in practice.)