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. 2022 Jun 9;100(8):skac214. doi: 10.1093/jas/skac214

Table 3.

Expected economic impact of using either (a) base-population fish or (b) selected fish with improved FCRInd1 on farm costs and returns

Cost, return, profit2 (a) Base-population fish (b) Genetically improved fish Change % improvement
A. Total production, kg ungutted fish 9,188,000 9,188,000
B. Feed cost per kg feed, €/kg feed 1.382 1.382
C. Rearing cost per kg fish, €/kg ungutted fish 1.952 1.952
D. Total rearing costs, € (A×C) 17,934,976 17,934,976
E. FCRInd, kg feed delivered/ kg fish biomass gain 1.253 1.061 −0.1921 18.1%
F. Total feed needed, kg (A×E) 11,516,239 9,748,468 −1,767,771 18.1%
G. Total feed cost, €) (F×B) 15,915,443 13,472,383 −2,443,060 18.1%
H. Feed cost per kg fish, €/kg ungutted fish (G/A) 1.732 1.466 −0.266 18.1%
I. Total production costs, € (D+G) 33,850,419 31,407,359 −2,443,060 7.8%
J. Total production cost per kg fish, €/kg ungutted fish (I/A) 3.684 3.418 −0.266 7.8%
K. Total production of gutted fish, kg gutted fish (A×0.829 yield) 7,616,852 7,616,852
L. Return: Producer price per kg gutted fish, €/kg gutted fish3 4.830 4.830
M. Cost: Total production cost of kg gutted fish, €/kg gutted fish(I/K) 4.444 4.123 −0.321 7.8%
N. Profit: Profit per kg gutted fish, €/kg gutted fish (L-M)4 0.386 0.707 0.321 118%

Genetic improvement estimated in FCRInd in Figure 2.

Capital letters indicate the formulas used to calculate the values.

Price that a farmer gets from fish when selling it.

Assumes that the reduced feed costs can be directly transformed to be profit, as the producer price is maintained fixed.