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Table 1 Performance of calves and their dams according to parity order in Nellore cows under grazing

From: Effects of parity order on performance, metabolic, and hormonal parameters of grazing beef cows during pre-calving and lactation periods

Items

Parity

 

P-value

Nulliparous

Primiparous

Multiparous

SEM

Par

iBW

443.0b

437.5b

515.9a

19.20

0.002

fBW

461.8b

468.3b

530.1a

17.80

0.002

ADGpre

0.41

0.46

0.34

0.059

0.373

ADGpost

−0.30

−0.18

−0.29

0.179

0.788

ADGf

0.15

0.21

0.17

0.044

0.192

Calf iBW

30.5

33.1

32.8

1.579

0.326

Calf fBW

202.9

188.9

210.0

11.78

0.306

ADGpr

0.57

0.54

0.58

0.018

0.126

ADGpo

0.76

0.75

0.77

0.039

0.821

ADGfc

0.72

0.66

0.74

0.032

0.146

  1. iBW inicial body weight of the cows (kg), fBW final body of the cows (kg), ADGpre average daily gain pre-partum (kg/d), ADGpost average daily gain post-partum (kg/d), ADGf final average daily gain (kg/d), ADGpr average daily gain from birth to start of creep-feeding (kg/d), ADGpo average daily gain from start of creep-feeding until weaning (kg/d), ADGfc final average daily gain (kg/d)
  2. Different letters declare significantly different between parities (P < 0.05)
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BMC Veterinary Research

ISSN: 1746-6148

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