| Show time and work saved by use of milking machine the man labor used in caring for dairy cows lu in nevada varies all tile the way from 81 hours to hours a year for each cow ais us indicated by 44 detailed farm records becu secured red by the experiment station of that state the average chore time for herds which were machine milked was hours as against hours for all herds of 15 or more cows milked by hand the average time required in all hand milked herds which on the whole hal had fewer cows than the machine milked herds was hours which showed that where laborsaving labor saving equip equipment men was not aval available lable labor costs costa were higher for a 25 cow herd a milking machine wll wil make a net saving in labor of 22 each year according to this experiment peri ment station this calculation assumes that labor Is valued at 40 cents an hour and allows an expense of ga annually for the machine |