Show li F FEE DING atio LIVESTOCK 0 T P 0 lly dr emeritus I 1 ro fessor oi of animal of wisconsin Weon ln how much salt do cows need aced another any of the ilia quel stion is liow how much salt do tows owa eat when When given a cliance chance lind what may any differences in amount indicate llie barden exhibit at the now york worlds fair has aused a good deal of specula a t tion ton in that respect visitors visitor to that fair will recall that in both years 1939 1919 and 1940 bord B 0 r d en e n a dairy a I 1 r y world of torn 0 r r ow presented a allow of 60 tows 30 f from ro in bac each ach bre breed a d stabled fed fe d and milked ed in highly mod dr Bob oli bohstedt ern arrange monta these theae cows cow were obtained from various dairy sections of the united states and ca canada idis all of tho the animals being superior in both type and production these cows were given I 1 PW per cent salt in their grain mixture sture and in addition they had free choice access to block sail ball nat 11 rally aurally the salt consumption by way of the grain varied OB as did the amount of grain itself which was fed in accordance with milk ral production great interest centered on the variation in salt ions i ons UM tion which was fed free celice choice it varied greatly among the breeds and individual members of broad breed thus during the three months of 1939 and the four months of 1940 the drown brown swiss consumed on the average 20 0 and 82 pounds respectively I 1 the jerseys 17 1 and ake the Ayr shires 9 99 9 and 4 42 2 the 11 1 t ing 75 and 46 45 and the 7 0 and ami 68 P 8 gouni I 1 respectively while these were averages the maximum and minimum of free choice salt for individual drown swiss during in tile the two seasons reasons wool 60 00 4 an and 1 14 pounds salt dorseyl 28 0 6 and 15 1 5 Ayr 21 0 and 0 6 I 1 HolH toina 24 0 and 0 6 and Guern seya 10 19 3 und and none why theme theae differences difference a in vol unitary consumption the cows us ua stated come came from different diP dif ernnt lerent parts 0 of f the country therefore they th ey differed d in geographical geographic nl origin also in previous manage ment and in many other re aspects it has ams been stated that the requirements and need for silt exit b by a given animal are 41 by by y size eizo individuality season and salt bait contort contor t of the 1 oilseed oil feed and water other fa factora dors include the amount and regular ity fly of watering kind and amount of work or production and even more than io in now realized the amount kind and ratios ration of the various autri onto minerals and vitamins consumed therefore even though that customary one per cent salt bait whether plain iodized lod iced cobalt iced or trace is in mw ass into into tho the grain mixture you had better let the cow herself decide how much else the he vents ants on the ride aldo maybe her judgment Is 1 better in that respect than am ours cum question t what provides bet ter conditions for cattle recover ing iro from overland pasture or dry lot answers annbert pasture the uni veracity of illinois tried both bell with calves shipped chipped from texas to illinois no cows cases of shipping fever occurred on pasture but many did in dry lot |