1908.] 



Cost of Rearing Ducklings. 



669 



The weight of the twenty birds at 24 hours old was 2 lb. 

 9 -12 oz., at the end of nine weeks they weighed 62 lb. 12 oz., so 

 that the total gain was 60 lb. 2-88 oz. 



Table III. — Gross Consumption and Cost of Food. 





Food C 



onsumed. 



Cost of Food. 



Average 



Cost per lb. 



week 







1 





Weekly 



Ot 



Ending— 











Cost 



Increased 



Weekly. 



Total. 



Weekly. 



Total. 



per Head. 



Weight. 



1908. 



lb. 



lb. 



d. 



d. 



d. 



d. 



May 6 



5'5 





5*9 



5'9 



o'3 1 



10-63 



„ 13 



17*0 



22" 5 



l8 '22 



24*12 



0*91 



5-8 3 



20 



1 1 *o 



33*5 



11 -79 



35-9I 



o'59 



3-14 



„ 27 ... 



17*0 



5o-5 



1-8 *22 



54-13 | 



0-91 



3*3 



June 3 



25-0 



75*5 



1 26-8 



80-93 



1 "34 



5.66 



„ 10 



36*0 



HI'S 



! 38.59 



119-52 



1 '93 



2'57 



„ 17 ... 



49-0 



160-5 



52-53 



172-05 



2-63 



4-67 



„ 24 



54 - o 



214*5 



57-89 



229-94 



2-9 



7-24 



July I ... 



67*0 



281.5 



1 71-82 



301-76 



3-59 



8-7 



Grit for period 





8-o 



. ... 



3-0 



0-15 





Totals 





289-5 lb - 



1 



304-76^. 



15 •25^. 



5-06^. 



Total food consumed ... ... ... ... 2 cwts. 2 qrs. 9 lb. 8 oz. 



Total cost of food ... ... ... ... £1 $s. <\"]6d. 



Weight of food consumed for each lb. gained... 4-68 lb. 



Average cost of food per bird ... ... ... is. y 2$d. 



Cost of increased weight per lb. gained ... 5 ' 06^. 



Table IV. — Average Weekly Weights and Increases. 



Week Ending— 



Total 

 Weight. 



Total 

 Weekly 

 Gain. 



Average 

 Weight. 



Average 

 Weekly 

 Gain in 

 Weight. 



Total 

 Average 

 Gain in 

 Weight. 



1908. 



oz. 



oz. 



oz. 



oz. 



oz. 



April 29 



41-12 





2' 06 







May 6 



50-0 



8-88 



2-50 



0-44 



0-44 



„ 13 



IOO'O 



50*0 



5-0 



2-5 



2'94 



„ 20 



160-0 



60 -o 



8-o 



3-0 



5*94 



„ 27 



248-25 



88-25 



12-4 



4-42 



10-36 



June 3 



324-0 



75'75 



16-2 



3-79 



14-14 



„ 10 



564-0 



240-0 



28-2 



I2'0 



26* 14 



„ 17 - 



744 -o 



i8o-o 



37'2 



9"0 



35-14 



„ 24 



872-0 



128*0 



43*6 



6-4 



41-54 



July 1 



1004-0 



132-0 



50*2 



6-6 



48-14 



Comparisons and Summary. 



From the above experiments it is evident that the hopper 

 system is equally suitable for rearing ducklings as for rearing 

 chickens. With the latter, whilst the cost was greater, the 



