SECRETARY'S REPORT. 25 



(5.) In this trial were seventeen cows, fifteen were in the last trial, 

 and two milch cows. The seventeen gave, in the twenty days, four 

 thousand seven hundred and seventy pounds of milk, and consumed 

 7,887 pounds of cut English hay, at $15 the ton, $59.15. 



Cost of milk, 1.24 cents the pound, or 12.40 cents the gallon of 

 ten pounds. 



From May 11, to June 13, the cows were turned to pasture during 

 a part of the day, and no account of food or milk was kept. 



(6.) These nineteen cows, during the twenty days of trial, gave 

 six thousand three hundred and eighteen pounds of milk. Their food 

 was grass, and, estimating pasture land at forty dollars the acre, and 

 five acres to the cow, for six months in the year, the cost of keeping 

 each cow, for twenty days, would be the interest and taxes on five 

 acres of land, valued at two hundred dollars. 



Interest one year, on $200, cost of land, . . $12 00 

 Taxes, . . . . . . 1 00 



$13 00 



Thirteen dollars, divided by 182 days, gives 7.14 cents a day for 

 the keeping of one cow, or $1.43 for twenty days, or $27.17 for 

 keep of nineteen cows for twenty days. 



Cost of milk the pound, a fraction over ^Vo °^ ^ cent, or 4.30 

 cents the gallon of ten pounds. 



(7.) The eighteen cows in this trial gave, in twenty days, five 

 thousand nine hundred and seventy-eight pounds of milk. 



Estimating the cost of keeping each cow, at $1.43 for twenty 

 days, the same as in the last trial, the milk in this trial will cost a 

 fraction less than y^\ of a cent the pound, or 4.30 cents the gallon 

 of ten pounds. 



(8.) Nineteen cows in this trial gave, in twenty days, six thousand 

 two hundred and twenty pounds of milk. 



Keeping, same as the two last trials, $1.43 for twenty days, each 

 cow, or $27.17 for the nineteen cows for twenty days; making cost 

 of the milk 4.37 cents the gallon of ten pounds. 



(9.) Nineteen coavs in this trial gave, in twenty days, six thousand 

 one hundred and eighty-seven pounds of milk. 



Keeping, same as last trial, $1.43 for twenty days, each cow, or 

 $27.19 for the nineteen; making cost of milk 4.35 cents the gallon 

 of ten pounds. 



