Table 4.
Examples of heritability estimates (h², s.e.) for body composition traits determined by DXA, CT or US 1
| Non-invasive trait | Technique | Species | Breed | h² (s.e.) | Reference |
|---|---|---|---|---|---|
| Lean meat (%) | CT | Pig | Duroc | 0.57 (0.05) | Gjerlaug-Enger et al., 2012 |
| Landrace | 0.50 (0.05) | ||||
| Fat (%) | DXA | Pig | F2 with Göttinger Minipig | 0.57 (0.14) | Kogelman et al., 2013 |
| Lean Meat (g) | CT | Sheep | Charolais, Suffolk, Texel | 0.47, 0.45, 0.46 (0.09) | Jones et al. (2004) 2 |
| Norwegian White | 0.57 (0.16) | Kvame and Vangen (2007) | |||
| Scottish Blackface | 0.48 (0.17) | Karamichou et al. (2006) | |||
| DXA | Pig | F2 with Göttinger Minipig | 0.71 (0.14) | Kogelman et al. (2013) | |
| Fat (g) | CT | Sheep | Charolais Suffolk, Texel | 0.38, 0.41, 0.40 (0.09) | Jones et al. (2004) |
| Norwegian White | 0.29 (0.13) | Kvame and Vangen (2007) | |||
| Scottish Blackface | 0.6 (0.28) | Karamichou et al. (2006) | |||
| DXA | Pig | F2 with Göttinger Minipig | 0.43 (0.13) | Kogelman et al. (2013) | |
| Bone mineral (g) | DXA | Pig | F2 with Göttinger Minipig | 0.76 (0.15) | Kogelman et al. (2013) |
| Bone mass (g) | CT | Sheep | Norwegian White | 0.51 (0.15) | Kvame and Vangen (2007) |
| Scottish Blackface | 0.14 (0.11) | Karamichou et al. (2006) | |||
| Bone mineral density (g/cm²) | DXA | Pig | F2 with Göttinger Minipig | 0.92 (0.16) | Kogelman et al. (2013) |
| Loin eye area (cm²) | CT | Sheep | Scottish Blackface | 0.33 (0.12) | Karamichou et al. (2006) |
| Five diverse Austrian | 0.24 (0.03) | Maximini et al. (2012) | |||
| US | Cattle | Nellore | 0.31 to 0.34 (0.03) | Caetano et al. (2013) | |
| Hanwoo | 0.09 to 0.24 (0.09 to 0.16) | Lee et al. (2014) | |||
| Pig | Duroc, Landrace, Yorkshire | 0.21 to 0.22 (<0.01) | Choi et al. (2013) | ||
| Fat area (cm²) | CT | Sheep | Scottish Blackface | 0.5 to 0.76 (0.08 to 0.22) | Karamichou et al. (2006) |
| five diverse Austrian | 0.36 to 0.4 (0.03) | Maximini et al.( 2012) | |||
| Muscle depth (mm, cm) | US | Sheep | Charolais Suffolk, Texel | 0.30, 0.32, 0.29 (0.01 to 0.02) | Jones et al., 2004 |
| Norwegian White | 0.28 (0.05) | Kvame & Vangen, 2007 | |||
| five diverse Austrian | 0.28 (0.05) | Maximini et al. (2012) | |||
| Broiler commercial line | 0.28 to 0.51 (0.02) | de Genova Gaya (2013) | |||
| Pig | Duroc | 0.39 (0.09) | Jiao et al. (2014) | ||
| Fat depth (mm, cm) | US | Sheep | Charolais, Suffolk, Texel | 0.34, 0.35, 0.38 (0.01 to 0.02) | Jones et al. (2004) |
| Norwegian White | 0.44 (0.06) | Kvame and Vangen (2007) | |||
| five diverse Austrian | 0.29 (0.05) | Maximini et al. (2012) | |||
| Cattle | Angus | 0.26 to 0.46 (0.03 to 0.08) | MacNeil and Northcutt (2008) | ||
| Nellore | 0.23 (0.02) | Caetano et al. (2013) | |||
| Hanwoo | 0.05 to 0.47 (0.06 to 0.15) | Lee et al. (2014) | |||
| Pig | Duroc | 0.58 (0.09) | Jiao et al. (2014) | ||
| Duroc, Landrace, Yorkshire | 0.32, 0.41, 0.38 (<0.01) | Choi et al. (2013) |
CT=computed tomography; DXA=dual-energy X-ray absorptiometry; US=ultrasound.
1
Many more studies with ‘US’ heritability estimates exist.
2
References before 2010 in Supplementary Material S1.