Baby up to 1 years old.£5 a week on milk£7 a week on solid dinner meals£5 a week on nappies£3 a week on baby whipes£2 a week on weetabix (breakfast)£2 a week on baby rusks, buscuits£3 a week on juice£5 a week on fruitother things you may need to consider - Buying new bottles and new teatsclothing, bibs, sleepsuits, socks, clothing for winter,summer,autumn, spring.dummystoysThere is so much to add up but the child benefit pay £18.10 per week for your oldest child.