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Table 2 Estimated enteric methane emissions factor (MEF, kg CH4/head/year) using different methods for growing-finishing Hanwoo steers

From: Comparison of models for estimating methane emission factor for enteric fermentation of growing-finishing Hanwoo steers

 

Methods for estimating MEFa

SEM

P value

T2

T2DMI

JT3

Growing

43.4d

46.8c

57.1b

0.90

<0.001

Finishing

33.9c

29.3d

72.8b

0.50

<0.001

Overall

36.2c

33.5c

69.1b

1.39

<0.001

  1. aT2; the IPCC Tier 2 method (IPCC 2006), T2DMI; the IPCC Tier 2 methodology using gross energy intake estimated from dry matter intake instead of using the gross energy intake predicted by the IPCC Tier 2 model, JT3; The Japanese Tier 3 method (GIO 2014)
  2. b,c,dMeans that do not have common superscripts differ (P < 0.05)
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