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Table 1 Heritability estimates for FT-MIR predicted fatty acids (h2), and their genetic correlations (ra) with GC-baseda fatty acids

From: The evolving role of Fourier-transform mid-infrared spectroscopy in genetic improvement of dairy cattle

Individual fatty acidsb

Lopez-Villalobos et al. [9]

Soyeurt et al. [53]

Rutten et al. [54]

h2 (SE)

h2 (SE)

h2 (SE)

ra (SE)

C4:0

0.38 (0.03)

–

0.42 (0.09)

0.94 (0.03)

C6:0

0.32 (0.03)

–

0.35 (0.09)

0.97 (0.02)

C8:0

0.29 (0.03)

–

0.38 (0.09)

0.99 (0.01)

C10:0

0.17 (0.02)

–

0.46 (0.10)

0.98 (0.01)

C10:1

0.30 (0.02)

–

–

–

C12:0

0.16 (0.02)

0.29 (0.02)

0.54 (0.11)

0.97 (0.02)

C12:1

0.41 (0.03)

–

–

–

C14:0

0.19 (0.02)

0.31 (0.03)

0.50 (0.10)

0.99 (0.01)

C14:1

0.27 (0.01)

–

–

–

C15:0

0.22 (0.02)

–

–

–

C16:0

0.29 (0.02)

0.38 (0.02)

0.30 (0.09)

0.86 (0.07)

C16:1

0.30 (0.02)

–

–

–

C17:0

0.41 (0.03)

–

–

–

C17:1

0.14 (0.02)

–

–

–

C18:0

0.26 (0.02)

0.30 (0.02)

0.52 (0.10)

0.82 (0.08)

C18:1

0.43 (0.03)

0.05 (0.01)

–

–

C18:1 cis-9

0.22 (0.02)

–

0.25 (0.08)

0.93 (0.05)

C18:1 trans-11

0.27 (0.03)

–

–

–

C18:2 cis-9, cis-12

0.45 (0.03)

0.20 (0.02)

–

–

C18:2 cis-9, trans-11

0.41 (0.03)

–

–

–

C20:0

0.38 (0.03)

–

–

–

C20:1 cis-11

0.37 (0.03)

–

–

–

C22:0

0.35 (0.03)

–

–

–

Grouped fatty acidsc

Lopez-Villalobos et al. [9]

Hein et al. [55]

Fleming et al. [56]

Narayana et al. [57]

h2 (SE)

h2

h2

h2

SCFA

0.39 (0.03)

0.16

0.42

0.24

MCFA

0.30 (0.03)

0.12

0.50

0.32

LCFA

0.50 (0.03)

0.11

0.26

0.23

SFA

0.46 (0.03)

0.15

0.51

0.33

UFA

0.48 (0.03)

–

0.26

0.21

PUFA

0.42 (0.03)

–

–

–

  1. aGC-based Gas chromatography based.
  2. bAll fatty acids expressed as a % of the total fatty acids.
  3. cSCFA Short-chain fatty acids, MCFA Medium-chain fatty acids, LCFA Long-chain fatty acids, SFA Saturated fatty acids, UFA Unsaturated fatty acids, PUFA Polyunsaturated fatty acids.