1908.] 



Cost of Rearing Ducklings. 



667 



Experiment No. I. — Soft Food (20 Ducklings). 

 The gross consumption and cost of food are shown in Table I 

 to the age of nine weeks, and the average weekly weights and 

 increases in Table II. Particulars of cost to a greater age are 

 given in the general summary. 



Table I. — Gross Consumption and Cost of Food. 



Week 

 Ending — 



Food 

 Consumption. 



Cost of Food. 



1 



A \Tpra rr a 



Weekly Cost 



Cost 

 per lb. 

 of Increased 

 Weight. 



Weekly. 



Total. 



| Weekly. 



Total. 



per Bird. 



1908. 

 May 6 



„ 13 



„ 20 



„ 27 

 June 3 



„ 10 



„ 17 



„ 24 

 July 1 ... 

 Grit for period 



lb. 



5*5 

 17-0 



IT'S 

 19-25 



3o-5 

 33'o 

 40-0 

 52-0 

 61-5 



lb. 

 5'5 



22'5 

 40-0 

 59^5 

 89-75 



122-75 

 162-75 

 214-75 



276-25 

 io*o 



I 



d. 



i 5-9 



18-22 



l8- 7 6 



20-63 



32-7 



35-38 



! 42-88 



55'74 

 I 65-93 



d. 



5'9 

 24-12 

 42-88 



63-5I 

 96-21 



I3I-59 

 174-47 

 230*21 

 296-14 

 3-75 



d. 



o-3 

 0*91 



0- 94 



1- 03 

 1-63 



1- 77 

 2*14 



2- 78 



3- 3 

 0*18 



d. 

 10*63 

 5-83 

 3-84 



3- 41 

 34'oo 



2*09 



6*12 



4- 85 

 5*17 



Totals ... 





286-5 to- 





299 * 89^. 



14*98^. 



4* 7a 7 . 



Total food consumed ... ... ... ... 2 cwts. 2 qrs. 6 lb. 8 oz. 



,, cost of food ^1 4;. 11*890?. 



Weight of food consumed for each lb. gained ... 4*5 lb. 



Average cost of food per bird ... ... ... is. 2~gSd. 



Cost of increased weight, per lb. gained ... 4'7d. 



Table II. — Average Weekly Weights and Increases. 



Week Ending — 



Total 

 Weight. 



Total 

 Weekly 

 Gain. 



Average 

 Weight. 



Average 

 Weekly 

 Gain in 

 Weight. 



Total 

 Average 

 Gain. 



1908. 



oz. 



oz. 



oz. 



0, 



oz. 



April 2Q 



4.1 * 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 



178*0 



78*0 



8-9 



3'9 



6*84 



„ 27 



274-75 



96-75 



13*74 



4-84 



ii*68 



June 3 



290* 12 



I5-37 



14*5 



0*76 



12*44 



„ 10 



560*0 



269-88 



28*0 



i3'5 



25-94 



» 17 



672*0 



II2-0 



33'6 



5*6 



31-54 



» 24 



856*0 



184*0 



42*8 



9*2 



40*74 



July 1 



1060 'O 



204*0 



53'o 



IO*2 



50-94 



From Table II it will be seen that the average gain in. the 

 first three weeks was 6-84 oz. ; in the second three weeks, 



2 u 2 



