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Table 5 Calf characteristics and clinical data of calves on CF and NCF

From: Summer scour syndrome in weaned dairy calves: case series

Characteristics/clinical variables

CF

NCF

CF 1

(n = 10)

CF 2

(n = 10)

CF 3

(n = 10)

NCF 1

(n = 8)

NCF 2

(n = 8)

Calf characteristics

     

Calf sex (number)

Female (10)

Female (10)

Female (10)

Female (3); Male (5)

Male (8)

Age at turnout to grass (day)

67 (6)

100 (4)

100 (4)

51 (13)

85 (11)

Age at visit (day)a

127 (6)

135 (4)

129 (4)

113 (13)

128 (11)

Body weight (kg)b

116 (12.4)

123 (11.7)

129 (10.2)

112 (10.8)

103 (21.4)

Clinical examinations

Rectal body temperature (0C)

39.0 (0.2)

39.1 (0.4)

38.1 (1.0)

39.2 (1.0)

39.1 (0.3)

Respiratory rate per minute

32 (8)

40 (9)

27 (6)

42 (11)

39 (6)

Heart rate per minute

74 (12)

71 (22)

90 (13)

77 (12)

77 (12)

 

(Number calves, and % of total on each farm)

Dullness

2 (20)

0

0

0

0

Enopthalmusc

2 (20)

0

2 (20)

0

0

Eye discharged

1 (10)

0

0

0

3 (38)

Nasal discharged

5 (50)

2 (20)

2 (20)

3 (38)

6 (75)

Mouth ulcer

4 (40)

1 (10)

0

1 (13)

0

Muzzle ulcer

0

0

0

0

2 (25)

Hyper-salivatione

6 (60)

8 (80)

7 (70)

4 (50)

0

Diarrhoea

7 (78)f

7 (70)

8 (80)

2 (25)

7 (88)

Pneumonia

0

2 (20)

1 (10)

4 (50)

5 (63)

Poor coat

6 (60)

9 (90)

8 (80)

6 (75)

4 (50)

  1. Age, body weight, rectal body temperature, respiratory rate, and heart rate are presented as mean (standard deviation) per farm; a The age of all calves in the group ranged from 118 to 149 days old on CF, while the age range of all calves in the group was not available for NCF; b Body weight at sampling; c Dull, sunken, or deeply sunken eyes; d Based on the presence or absence of discharge; e Deemed present during oral examinations; f Faecal sample not collected from one calf due to rectal emptying (7 out of 9 calves)