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. 2021 May 3;99(5):skab143. doi: 10.1093/jas/skab143

Table 7.

Effect of Ractopamine on cumulative gas emissions per unit of HCW in beef cattle

Treatment1
CON RAC SEM P-value
NH3, g/kg HCW 13.19 11.33 0.37 0.013
CH4, g/kg HCW 39.62 37.71 4.37 0.626
CO2, kg/kg HCW 2.25 2.14 0.11 0.503
H2S, g/kg HCW 0.025 0.023 0.002 0.348

1Treatments: CON = finishing ration containing no RAC (Control); RAC = finishing ration containing 27.3 g/907 kg RAC DM basis (Ractopamine).