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Table 3 Least squares means (standard error) and significance (P) of fixed effects obtained from the univariate analysis

From: The concentrations of immunoglobulins in bovine colostrum determined by the gold standard method are genetically correlated with their near-infrared prediction

Traita Parity Calving seasonb Herd
1 2 3 4  ≥ 5 P (F-value) Winter Spring Summer Autumn P(F-value) P(F-value)
IgG, g/L
 Reference 86.29 (4.83) 84.61 (4.73) 105.91 (4.85) 109.31 (5.73) 112.31 (5.65)  < 0.001 (14.17) 93.58 (4.82) 95.50 (5.46) 102.54 (4.66) 106.64 (4.65) 0.007 (4.06)  < 0.001 (3.93)
 100% 87.05 (5.38) 83.81 (5.27) 104.95 (5.43) 112.65 (6.39) 102.78 (6.33)  < 0.001 (10.28) 95.11 (5.37) 94.52 (6.10) 100.39 (5.19) 102.97 (5.19) 0.239 (1.41)  < 0.001 (4.76)
 80% 84.44 (5.60) 84.91 (5.49) 103.88 (5.64) 111.71 (6.64) 102.98 (6.59)  < 0.001 (9.28) 97.10 (5.59) 93.89 (6.37) 97.19 (5.41) 102.16 (5.39) 0.433 (0.92)  < 0.001 (3.93)
 60% 82.52 (5.46) 83.64 (5.34) 100.39 (5.48) 107.29 (6.47) 96.50 (6.39)  < 0.001 (7.58) 94.05 (5.45) 90.49 (6.18) 92.61 (5.26) 99.11 (5.25) 0.312 (1.19)  < 0.001 (3.25)
IgA, g/L
 Reference 3.61 (0.38) 4.79 (0.37) 6.23 (0.38) 6.41 (0.47) 6.53 (0.46)  < 0.001 (21.60) 5.33 (0.40) 5.13 (0.43) 5.62 (0.36) 5.97 (0.36)  < 0.001 (2.10)  < 0.001 (5.10)
 100% 4.01 (0.21) 4.42 (0.20) 5.30 (0.21) 5.25 (0.26) 4.90 (0.25)  < 0.001 (14.39) 4.66 (0.22) 4.73 (0.24) 4.52 (0.20) 5.20 (0.20)  < 0.001 (6.46)  < 0.001 (3.67)
IgM, g/L
 Reference 5.05 (0.35) 4.98 (0.34) 6.47 (0.35) 5.82 (0.41) 5.84 (0.41)  < 0.001 (7.10) 5.31 (0.65) 5.25 (0.40) 6.05 (0.34) 5.91 (0.34) 0.024 (3.16)  < 0.001 (5.00)
 100% 4.63 (0.18) 4.50 (0.17) 4.97 (0.18) 5.27 (0.21) 4.96 (0.21)  < 0.001 (5.60) 5.18 (0.18) 4.67 (0.20) 4.49 (0.17) 5.12 (0.17)  < 0.001 (9.41) 0.004 (2.61)
  1. aImmunoglobulins G (IgG), A (IgA), and M (IgM) determined with reference method and predicted from NIRS spectra using 100, 80, and 60% of calibration set
  2. bDefined as: winter (December to February), spring (March to May), summer (June to August), autumn (September to November)