Show production of fat Is affected by ageos age of cow fat production by the average dairy cow increases till she has passed her seventh year reaches its lt peak before the end of her eighth year and then gradually declines decline abis fundamental truth in farming science was discovered recently by 0 IV turner a teacher in the dairy department of the missouri college of agriculture thle this cou conclusion dualon was reached only after turner had haa worked out the relation between the age and the yearly tat fat production of more than dairy cows the data included all the yearly fat records available of pure bred dairy cows in the united states this Is ie the first time an intensive compilation pi lation of this sort has been carried out the value of this information lies in knowing what production may be expected of a cow at a certain age for example it if a farmer knows the pres ent production of a two year old coi co and wishes to estimate what she wl be worth to him in five years he wll have an authoritative table which li may consult A yearling produces per ceol cent compared to a cow at maturity a two year old per cent a three year old 84 per cent a falur year old 90 per cent a five year old 85 95 per cent and a six year old 89 99 per cent after seven years the decline in production to Is gradual of the total number of records ex were jersey cows 13 aw holsteins Hol stems af S 1621 and 1014 milking shorthorn B |