Skip to main content

Table 1 Baseline comparison of groups at farm level

From: Comparison of the effect of a CIDR-Select Synch versus a long-term CIDR based AI protocol on reproductive performance in multiparous dairy cows in Swiss dairy farms

 

CIDR-Select Synch

CIDR12

p-value

Number of cows

262

246

0.224

Age of cows (years)

5 (4/7

5 (4/6.5)

0.627

DIM

98.5 (71/142)

100 (75/133)

0.709

Number of AI's

0 (0/1)

0 (0/1)

0.942

Number of cows/farm

24 (18/32)

25 (19/35)

0.224

Yearly milk yield/cow (kg)

7500 (6800/8050)

7300 (6800/8300)

0.554

  1. There were no significant differences found between the two treatments for the parameters listed (median values (25%/75%), skewed distribution).