up in Scotland we recommend sweetheart stout but south of the border it is not available even pear cider will do or Guinness
obviously she is very unsettled if she is having them all over the place and may just not be a good mother this time round even if you get your way with her and bring her indoars
did she make a nest and was there material available for her to make a nest
Local beer does just a well.. any thing with some alcohol in it is good for quietening down a rowdy pig