Between birth and 10 days, breastfeeding rates decreased by close to 10 percentage points for all age groups apart from mothers aged under 20 which fell decreased by 16 percentage points.
Rhwng genedigaeth a 10 diwrnod, gostyngodd cyfraddau bwydo ar y fron bron i 10 pwynt canran ar gyfer pob grŵp oedran ar wahân i famau o dan 20 oed, a gwympodd 16 pwynt canran.