The Welfare of Cattle by Jeffrey Rushen, Anne Marie de Passillé, Marina A. G.

By Jeffrey Rushen, Anne Marie de Passillé, Marina A. G. Keyserlingk, Daniel M. Weary

Animal welfare is attracting expanding curiosity around the world, yet relatively from these in built international locations, who now have the information and assets so that it will provide the easiest administration structures for his or her livestock, in addition to probably having the ability to supply considerable assets for significant other, zoo and laboratory animals. The elevated cognizance given to farm animal welfare within the West derives mostly from the truth that the relentless pursuit of monetary present and potency has ended in the improvement of in depth animal construction structures that problem the judgment of right and wrong of many shoppers in these international locations. In constructing nations, human survival continues to be a regular uncertainty, in order that provision for animal welfare should be balanced opposed to human welfare. Welfare is mostly supplied for under if it helps the output of the animal, be it nutrition, paintings, garments, activity or companionship. In re- ity, there are assets for all in the event that they are safely husbanded in either constructing and constructed nations. The inequitable department of the world’s riches creates actual and mental poverty for people and animals alike in lots of components of the realm. cattle are the world’s greatest land person (FAO, 2002) and the inhabitants is expanding swiftly to satisfy the necessity of an increasing human inhabitants. Populations of cattle controlled by way of people are accordingly expanding all over the world, and there's the tendency to allocate fewer assets to every animal.

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2000). Thus records of veterinary treatment, farmers’ diagnoses, and culling underestimate the incidence of lameness. Even when lameness or hoof problems are assessed by trained veterinarians or researchers, there seems to be little consensus as to the best way of scoring the problem. The most direct way of detecting lameness is to score the gait of the cows while walking. g. , 1997; Manson and Leaver, 1988). However, these gait-scoring systems suffer from a lack of standardization, often a low degree of reliability and have not been adequately tested for validity.

In one study Flower et al. (2005) used motion-analysis software to calculate six stride variables for each hoof. Compared with cows with sole ulcers, healthy cows walked faster, had shorter stride durations, and longer strides. The percentage of time when cattle were supported by three legs (called triple-support) more than doubled for cows with sole ulcers compared with healthy cows. These results show that such “kinematic” gait analysis is a promising approach to understanding how the gait of dairy cows change with the onset of lameness.

Most obviously they can show a reluctance to bear weight on one or more legs or show some asymmetry in the length or timing of their stride. There can be reduced flexion of joints, making the legs appear stiff. In some cases, lame cows show an obvious arch to their back, their heads may bob up and down markedly and their back legs will either swing out or swing in. Normally when cows walk, they place their back hooves at the same place that they place their front hooves (tracking up). Lame cows, however, may place their back hooves further back behind where the front hooves were.

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