Table 2 Mortality and carcass traits by disease history in 3519 white veal calves, housed in 10 Belgian herds, 2008-2009
Disease | Level | Calves (n) | Mortality | HCW (kg) Mean ± SD | Low fat covera | Red meat colorb | Low carcass qualityc |
|---|---|---|---|---|---|---|---|
% (number) | (min.-max.) | % (number) | % (number) | % (number) | |||
Number of BRD episodes | None | 2997 | 4.3% (128/2997) | 172.6 ± 33.0 (61.0-277.3) | 6.1% (160/2629) | 14.7% (386/2629) | 10.3% (272/2637) |
1 | 451 | 12.0% (54/451) | 163.3 ± 30.6 (79.8-246.2) | 10.6% (39/367) | 15.0% (55/367) | 7.8% (29/370) | |
2 | 59 | 22.0% (13/59) | 142.5 ± 38.2 (81.0-251.0) | 10.8% (4/37) | 27.0% (10/37) | 27.0% (10/37) | |
≥ 3 | 12 | 33.3% (4/12) | 137.6 ± 36.5 (93.8-189.0) | 28.6% (2/5) | 14.3% (1/7) | 42.9% (3/7) | |
Diarrhea | No | 3333 | 5.1% (169/3333) | 171.3 ± 33.3 (61.0-277.3) | 6.7% (196/2907) | 15.1% (440/2907) | 10.3% (300/2917) |
Yes | 186 | 16.1% (30/186) | 164.5 ± 30.1 (87.7-244.9) | 6.8% (9/133) | 9.0% (12/133) | 10.4% (14/134) | |
Otitis | No | 3463 | 5.6% (194/3463) | 171.4 ± 33.1 (61.0-277.3) | 6.9% (205/2992) | 15.0% (448/2992) | 10.3% (308/3003) |
Yes | 56 | 8.9% (5/56) | 146.8 ± 27.5 (98.9-246.2) | 0.0% (0/48) | 8.3% (4/48) | 12.5% (6/48) | |
Arthritis | No | 3467 | 5.4% (187/3466) | 171.1 ± 33.1 (61.0-277.3) | 6.7% (202/3014) | 15.0% (452/3014) | 10.3% (312/3025) |
Yes | 52 | 23.1% (12/52) | 167.2 ± 39.2 (65.9-226.7) | 11.5% (3/26) | 0.0% (0/26) | 7.7% (2/26) |