How much did a pig cost in 1350?
The record: 2s–3s, 1338.
About $370 in today's gold
15 days of a farm labourer's pay.
2s in Somerset, 3s in London. Source
Who could buy it
The lowest paid on each ladder of 1350 whose pay was enough:
On a day's pay
On a week's pay
On a month's pay
In other words, a real purchase: weeks of work for a farm labourer.