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| Kaptijn, Gerdine; Lantinga, Egbert. |
| The demand for organic products in Europe is growing, especially organic products of animal origin. Organic dairy milk production requires grazing of cows, which results in a feed ration that is pasture-based. The breed that is kept by far the most for dairy production in Europe is the Holstein Friesian cow, a high-yielding dairy cow. This cattle breed has been developed in North America and was selected for its high milk yield. The disadvantages of this one-sided selection for production manifest in the health, fertility and longevity of the cow. More important, the high milk yield of the Holstein Friesian is only achieved when the cows are fed a diet of high quality and especially concentrates, which is not always possible in a pasture-based system. In... |
| Tipo: Thesis |
Palavras-chave: "Organics" in general; Animal husbandry; Health and welfare. |
| Ano: 2016 |
URL: http://orgprints.org/30823/1/Gerdine%20MA.pdf |
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