Figure 1:Correlation of dietary emission with daily meat consumption (MCd) for Case 1

Figure 2: Correlation of dietary emission with equivalent meat consumption (MCe) for Cases 2

Dietary group

Original SI1 for MC 2 [g]
d

Mean GHGE 3 & 95%-CI4
dd

MCe5 range for Case2 with SI-2 condition

Mean of MCe [g]

Mean GHGEdd [kgCO2e]

High-in-meat

100<MCd<?

7.16<7.19<7.22

141.73<MCe<241.73

191.73

7.19

Medium-in-meat

50<MCd<100

5.61<5.63<5.65

91.73<MCe< 141.73

116.73

5.63

Low-in-meat

0<MCd<50

4.65<4.67<4.70

41.73<MC< 91.73

66.73

4.67

Vegetarian

0?

3.79<3.81<3.83

41.74

41.73

3.81

Vegan

0?

2.83<2.89<2.94

0

0

2.89

1Sampling interval; 2Daily meat consumption in [g];
3Daily dietary GHGE in [kgCO2e];
4Confidence interval;5Equivalent meat consumption in [g].
Table 1: Carbon-footprint data and conditions adopted for correlation analysis

2014

MCa by OECD1 [kg]

MCd [g]

GHGEdd by Eq.(1) [kgCO2e]

Population by UNPD2 [000]

GHGEtd by Eq.(1) [MtCO2e]

GHGEwri by WRI4 [MtCO2e]

Radt = GH- GEtd/GHGEwri

Argentina

82.8

226.85

8.5142

42,982.

133.574

443.26

0.301

Australia

91.5

250.68

8.8760

23,475.

76.0531

523.21

0.145

Brazil

76.6

209.86

8.2425

204,213.

614.375

1,357.18

0.453

Canada

67.9

186.03

7.8417

35,605.

101.910

867.00

0.118

China

50.2

137.53

6.9563

1,390,110

3529.54

11,600.63

0.304

India

2.80

7.6712

4.1218

1,293,859

1946.55

3,202.31

0.608

Indonesia

11.2

30.685

4.6733

255,131.

435.189

2,471.64

0.176

Japan

35.2

96.438

6.1322

128,163.

286.863

1,322.05

0.217

Korea, S.

55.2

145.75

7.1130

50,368.

130.767

631.60

0.207

Mexico

46.1

126.30

6.7377

124,222.

305.496

729.10

0.419

Russia

59.4

162.74

7.4282

143,761.

389.780

2,030.14

0.192

Sa. Arabia

49.5

135.62

6.9193

30,777.

77.7288

583.37

0.133

S. Africa

47.8

130.96

6.8290

54,540.

135.945

527.22

0.258

Turkey

29.1

79.726

5.7778

77,031.

162.451

366.61

0.443

USA

91.2

249.86

8.8639

317,719.

1027.93

6319.02

0.163

EU28

66.6

182.47

7.7799

507,0013

1439.71

3,624.82

0.397

World

34.1

93.425

6.0691

7,298,453

16167.8

48,892.37

0.331

1based on [10]; 2based on [14]; 3based on [17]; 4based on [2]
Table 2: Estimation of GHGE in 2014

2017

MCa by OECD1 [kg]

MCd [g]

GHGEdd by Eq.(1) [kgCO2e]

Population by UNPD2 [000]

GHGEtd by Eq.(1) [MtCO2e]

Radt =GHGEtd/ GHGEwri

Predicted GHGEt [MtCO2e]

Growth Rate,
% 2014-17

Argentina

88.7

284.74

8.762

44,238.1

141.48

0.3013

469.495

1.935

Australia

94.6

259.18

8.999

24,422.8

80.224

0.1454

551.905

1.796

Brazil

78.6

215.34

8.331

209,063.

635.75

0.4527

1404.40

1.147

Canada

70.1

192.05

7.945

36,600.0

106.14

0.1175

902.990

1.365

China

50.3

137.81

6.962

1,407,947

3577.5

0.3043

11758.4

0.451

India

3.2

8.77

4.149

1,338,012

2026.0

0.6079

3333.07

1.343

Indonesia

11.3

30.96

4.680

263,664.

450.36

0.1761

2557.82

1.149

Japan

36.4

99.73

6.201

127,387.

288.31

0.2170

1328.70

0.167

Korea, S.

55.9

153.15

7.252

50,958.9

134.88

0.2070

651.472

1.038

Mexico

47.7

130.68

6.824

129,007.

321.31

0.4190

766.836

1.696

Russia

60.7

166.30

7.493

143,859.

393.44

0.1920

2049.21

0.312

Sa. Arabia

54.1

148.22

7.159

32767.6

85.628

0.1332

642.656

3.279

S. Africa

50.2

137.53

6.956

56,625.9

143.78

0.2579

557.588

1.884

Turkey

30.4

83.288

5.854

80,430.3

171.86

0.4431

387.854

1.895

USA

98.6

270.14

9.154

324,488.

1084.2

0.1627

6665.19

1.794

EU28

69.6

190.68

7.922

511,5233

1479.0

0.3972

3723.86

0.903

World

34.4

94.25

6.086

7,544,836

16761.1

0.3307

50686.5

1.209

1based on [10]; 2based on [14]; 3based on [17].
Table 3: Estimation of GHGEs in 2017

year

MCa by OECD1[kg]

GHGEdd by Eq.(1) [kgCO2e]

Population by UNPD2 [million]

GHGEtd by Eq.(1) [MtCO2e]

GHGEt by Eq.(2) [MtCO2e]

Annual GHGEt growth rate

2017

34.4

6.086

7515.284

16,761.1

50,686.5

1.203%

2018

34.6

6.098

7597.176

16,909.2

51,134.4

1.272%

2019

34.8

6.109

7678.175

17,121.6

51,776.7

1.248%

2020

34.8

6.109

7758.157

17,300.0

52,316.1

1.042%

2021

34.9

6.115

7837.029

17,492.2

52,897.5

1.107%

2022

34.9

6.115

7914.764

17,665.7

53,422.2

0.992%

2023

35.1

6.127

7991.397

17,870.2

54,040.4

1.149%

2024

35.2

6.132

8067.008

18,056.1

54,602.7

1.036%

2025

35.3

6.138

8141.661

18,240.2

55,159.3

1.016%

1based on [10]; 2based on [14].
Table 4: Estimation of dietary and total GHGEs of the world from 2015 to 2025