Each year PNC Financial Services Group releases a Christmas Price Index that purchases the gifts included in the classic holiday song “The 12 Days of Christmas,”. This year it will cost 1.2 percent more than it did in 2017, according to the 35th annual holiday economic analysis. So if your one true love is looking for those 5 golden rings, ten lords-a-leaping, the partridge in a pear tree and all of the other generous gifts, its going to only set you back a total of $39,094.93.