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Table 2 The performance of lactating sows and piglets

From: Mammary cell proliferation and catabolism of adipose tissues in nutrition-restricted lactating sows were associated with extracellular high glutamate levels

Item Treatmenta Pooled SEM P
CON RFA   
Sows
 Feed intake, kg/d 4.84 3.59 0.15 < 0.01
 Body weight, kg     
  d 0 199.20 198.05 6.21 0.86
  d 28 184.08 160.43 7.81 0.014
 Body weight loss, kg
  d 0–28 15.87 37.62 5.48 < 0.01
 Backfat, mm
  d 0 15.25 16.08 1.73 0.91
  d 28 12.40 11.25 1.75 0.53
 Backfat loss, mm
  d 0–28 2.75 4.83 0.81 0.03
 Milk yield, kg/d  
  d 0 3.78 3.73 0.54 0.93
  d 7 7.83 7.90 0.21 0.76
  d 14 9.17 9.20 0.56 0.96
  d 21 9.39 9.30 0.65 0.90
  d 28 9.10 8.88 0.66 0.76
Piglets
 Body weight, kg
  d 0 1.31 1.30 0.01 0.93
  d 7 2.48 2.59 0.11 0.37
  d 14 3.81 3.59 0.27 0.87
  d 21 5.11 4.69 0.48 0.63
  d 28 6.63 6.37 0.60 0.67
 Average daily gain, kg
  d 0–7 0.17 0.18 0.02 0.40
  d 7–14 0.19 0.14 0.03 0.10
  d 14–21 0.19 0.16 0.04 0.44
  d 21–28 0.22 0.22 0.02 0.87
  1. aCON control, RFA restricted feed allowance
  2. *It was considered significant at P < 0.05