Back in the late 60s I read, in the course of duty, an FAO pamphlet about breast feeding. True to its time, it focussed on Less Developed Countries, where poor water supply, or incomes insufficient for the purchase of formula or evaporated milk, or outright famine, made bottle feeding an impossibility
One of the extraordinary - to me - sections dealt with the role of grandmothers. Apparently, suckling can re-establish the milk supply of any woman who has borne a child, no matter how many years ago
If this is true, it would offer one solution to the problem of how todays women can combine early return to work with the Governments advice on feeding