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Tétel Szabadon hozzáférhető Animal welfare issues in grazing(2021-10-27) Gudaj, Rihárd; Komlósi, István; Brydl, EndreFrom the very beginning cattle was linked to the pastures and countryside. Development of the animal production and limited land resources pushed producers to keep cattle in places where they would be collected together. That solution helps to run breeding and husbandry procedures more efficiently. However, even with the support of genetics and management, modern agriculture faces problems related to indoor system. There is a dilemma among farmers to keep animals indoor or outdoor. In the following material attempt will be taken to analyse factors related to grazing and cattle welfare issues. This work will not only focus on Hungarian or European agriculture issues. Experiences and animal policies related to grazing cattle from different countries and regions of the world were also collected. Actions taken in one part of the world might be not applicable in another. However, it is still interesting to see how agricultural production affects nature resources and communities. There is the same background off all stories related to grazing cattle - sustainable development and particular lobby behind. Whether there is a farmer, holding, enterprise or animal welfare organisation. There is only a question if this is going to be more economical or ethical approach.Tétel Szabadon hozzáférhető Study of animal welfare status and heat stress measures applied in dairy cow herds in Hungary(2010-10-05) Gudaj, Richárd; Komlósi, István; Brydl, EndreThe following material focuses on dairy production and climate related issues in Hungary. All the data was gathered during PhD project: Study of animal welfare status in dairy cow herds in Hungary. Relations between animal welfare and climate changes expressed by increase in temperature are described. Extremely hot weather creates hard conditions for milking cows when animal welfare is highly compromised. From the preliminary results obtained one might formulate hypothesis that there are still areas on the farms where immediate actions should be taken to give a relief to cows in hot seasons. There was found significant number of farms with too many animals per one water trough, dirty water troughs, limited access to water troughs and hazardous surface for cows in critical places where many animals are gathered. Calves with not sufficient amount of water in hot days and other parts of the year were reported. Silage exposure to the sun and mouldy food in a silage clump was also found to be an important factor in monitoring impact of warm weather. Half of the farms letting animals to spend time on the pasture or paddock did not provide shade for animals. Low conception rate of first insemination was predicted to be influenced by heat stress, what is proved by lack of heat decreasing measures taken on the farms.Tétel Korlátozottan hozzáférhető Study of Animal Welfare Status and Lameness in Dairy Cow Herds in Hungary(2013) Gudaj, Ryszard Tadeusz; Komlósi, István; Brydl, Endre; Állattenyésztési tudományok doktori iskola; DE--ATC--Mezőgazdaság- Élelmiszertudományi és Környezetgazdálkodási Kar -- DE--ATC--Mezőgazdaság- Élelmiszertudományi és Környezetgazdálkodási Kar --; DE--ATC--Mezőgazdaság- Élelmiszertudományi és Környezetgazdálkodási Kar -- DE--ATC--Mezőgazdaság- Élelmiszertudományi és Környezetgazdálkodási Kar --; DE--ATC--Mezőgazdaság- Élelmiszertudományi és Környezetgazdálkodási Kar --Dairy welfare and lameness are hot topics in dairy industry and dairy science nowadays due to economical implications, consumer demands and impact on health. Hypothesis was tested that Hungarian Holstein-Friesian cattle have an acceptable standard of welfare. The second hypothesis tested claimed that advices given to farmers about animal welfare will significantly improve specific, measurable, attainable, relevant and time-limited welfare measures on Hungarian Holstein-Friesian farms. To carry out this research, 25 Holstein-Friesian farms were conducted in to the study in east and south-east of Hungary. Average welfare measures were not drastically different to those found in literature. Totally, 18 positive and 14 negative measures were discovered after providing farmers with dairy welfare solutions. Estimates found in the study confirm that farmers made compromises choosing between improved cleanliness with better body conditions and ill cattle with injuries. In the lameness part of the study aspects needed immediate actions to be taken were described. Relations between occurrence of lameness, welfare measures and environmental factors were estimated. Relations between number of blocks used by trimmers, welfare measures and environmental factors were studied probably for the first time in any epidemiological studies about lameness in dairy cattle. Correlations between occurrence of lameness and conformation traits were found. Farms were ranked regarding their success with decreasing occurrence of lameness. Professional trimming was found to be more effective in number of different conditions in comparison to on-farm trimming. The total mean estimated reduction in milk yield per 305-d lactation of lame cows in comparison to never lame cows was 372 kg. Experience from the project shows that farmers appreciate a lot help of an independent person sharing the same values for improving wellbeing of their cattle. Results from the study can be used in creating extension platform for popularising welfare issues among dairy farmers.Tétel Szabadon hozzáférhető Study of animal welfare status in dairy cow herds in Hungary – looking for causes of lameness(2012-12-16) Gudaj, Richard; Komlósi, István; Brydl, EndreIn the last 20–30 years lameness in cattle was found to be third the most influential disease next to mastitis and reproduction disorders. Studies have been established to explore reasons for lameness and prevention. The problem with more robust prevention plans is that knowledge and research evidence is not strong enough to run an effective prevention plan. The aim of the research is to look for reasons of lameness by observing number of cows on 6 farms during 2 lactations. Performance data will be put together to body condition score (BCS) and lameness scores. Other examination is focused on monitoring of 40 farms. This part of the project is more related to extension, collecting and sharing solutions for decreasing lameness. Producers are advised what kind of measures are possible to reduce occurrence of lameness. Effectiveness of those actions will be measured at the end of the study. The first preliminary results show lack in almost all preventive measures needed to be taken in minimising lameness. Those areas are related to poor facilities, lack of straw, problems with labour and basic management.Tétel Szabadon hozzáférhető Study of animal welfare status in dairy cow herds in Hungary – looking for causes of lameness(2011-11-20) Gudaj, Richard; Komlósi, István; Brydl, EndreIn the last 20-30 years, lameness in cattle was found to be third the most influential disease next to mastitis and reproduction disorders. Studies have been established to explore reasons for lameness and prevention. The problem with more robust prevention plans is that knowledge and research evidence is not strong enough to run an effective prevention plan. The aim of the research is to look for reasons of lameness by observing number of cows on 6 farms during 2 lactations. Performance data will be put together to body condition score (BCS) and lameness scores. Other examination is focused on monitoring of 40 farms. This part of the project is more related to extension, collecting and sharing solutions for decreasing lameness. Producers are advised what kind of measures are possible to reduce occurrence of lameness. Effectiveness of those actions will be measured at the end of the study. The first preliminary results show lack in almost all preventive measures needed to be taken in minimizing lameness. Those areas are related to poor facilities, lack of straw, problems with labor and basic management.Tétel Szabadon hozzáférhető Study of animal welfare status in dairy cow herds in Hungary: looking for causes of lameness(2012) Gudaj, Richard; Komlósi, István; Brydl, Endre