The column on the right hand side is the weight they would carry under bench mark conditions.
Interesting to note that several of the fancied runners will be carrying more weight than they would under the old Handicap conditions - this race is now SWP.
Santa isn't in too badly with the compressed weights given he has won the race before and is probably in the top two or three of the country's sprinters.
My only worry is hat he is getting on a bit (rising

and might be a length or two off his best.