Breeding and Feeding the High Genetic Merit Dairy Cow

Breeding and Feeding the High Genetic Merit Dairy Cow PDF Author: British Society of Animal Science
Publisher:
ISBN:
Category :
Languages : en
Pages : 112

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Breeding and Feeding the High Genetic Merit Dairy Cow

Breeding and Feeding the High Genetic Merit Dairy Cow PDF Author: British Society of Animal Science
Publisher:
ISBN:
Category :
Languages : en
Pages : 112

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Breeding and Feeding the High Genetic Merit Dairy Cow

Breeding and Feeding the High Genetic Merit Dairy Cow PDF Author: Tony Leonard John Lawrence
Publisher:
ISBN: 9780906562192
Category : Dairy cattle
Languages : en
Pages : 0

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Advances in Breeding of Dairy Cattle

Advances in Breeding of Dairy Cattle PDF Author: Julius Van der Werf
Publisher:
ISBN: 9781786762986
Category : Cattle
Languages : en
Pages : 659

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Genetic Improvement of Dairy Cattle

Genetic Improvement of Dairy Cattle PDF Author: United States. Agricultural Research Service. Animal Husbandry Research Division
Publisher:
ISBN:
Category :
Languages : en
Pages : 16

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Energy Allowances and Feeding Systems for Ruminants

Energy Allowances and Feeding Systems for Ruminants PDF Author: Great Britain. Ministry of Agriculture, Fisheries and Food
Publisher:
ISBN:
Category : Nature
Languages : en
Pages : 94

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Book Description
Principles; Food energy; Measurements of metabolisable energy; Metabolisable energy of the ration; Matabolisable energy concentration of rations; Metabolisable energy requirements; Maintenance; Liveweight gain; Milk production; Mobilisation of body reserves; Pregnancy; A net energy system for growing animals; Net energy requirements; Net energy values of foods; Animal production level; Safety margins; Dairy cows; Calculation of metabolisable energy allowances; Liveweight change; Daily ME allowances; Appetite Limits for dairy cows; Checking a ration; Ration formulation; Rapid method; Linear programming; Feeding the dairy cow; Significance of liveweight changes; Ration formulation for stages of lactation; Feeding according to yield; Energy requirements of grazing cows; Growing and fattening cattle; Prediction of performance; Ration calculations; Predicted liveweight gain; Calculation of metabolisable energy allowances; Ration formulation; Rapid method; Linear programming; Net energy system for ration formulation; Animal production level; Net energy values of foods; Net energy allowances; Ration formulation; Replacement values of foods; Linear programming; Sheep; Pregnant and lactating ewes; Maintenance allowances; Pregnancy allowances; Ration formulation; Growing and fattening sheep; Performance prediction; Prediction of liveweight gain; Calculation of metabolisable energy allowances; Net energy system for ration formulation; Net energy allowances; Animal prodution level; Net energy values of foods; Replacement values of foods; Metabolisable energies of foods; Energy values of foods; Digestibility measurements of foods; Metabolisable energy values of foods; Prediction of the ME of forages; Estimation of the ME of compound foods; Tables of food composition.

Effect of Genetic Merit for Milk Production, Dairy Cow Breed and Pre-calving Feeding on Reproductive Physiology and Performance

Effect of Genetic Merit for Milk Production, Dairy Cow Breed and Pre-calving Feeding on Reproductive Physiology and Performance PDF Author: John F. Mee
Publisher:
ISBN:
Category : Cows
Languages : en
Pages : 40

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Book Description


Breeding for robustness in cattle

Breeding for robustness in cattle PDF Author: Marija Klopcic
Publisher: BRILL
ISBN: 9086866573
Category : Technology & Engineering
Languages : en
Pages : 281

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Book Description
The past decade has revealed unfavourable trends in e.g. fertility, udder health and locomotion in some major dairy cattle breeds due to a large increase in production and insufficient consideration of functional traits in the breeding goals. Such unfavourable trends in some functional traits increase costs. Additionally, the enlargement of herds leads to less available labour time per individual cow. This asks for cows that are easy to handle. At the same time, society is demanding a higher welfare standard of animals. These contradicting developments have increased the desire for so called more robust animals. Robustness can be defined as 'the ability to maintain homeostasis in commonly accepted and sustainable herds of the near future'; or 'the ability of the cow to function well in the environment she lives in as well as in a wide range of climates and production systems'. This book contains a series of articles (26) dealing with the concept of robustness, including aspects like evolution, genetics, environment, animal health and welfare, and integrity. Besides the major functional traits also the links to energy balance, hot climatic conditions, and the attitude and input of stakeholders towards robustness as part of the breeding program are discussed. This book is the first attempt to summarise the available knowledge concerning this topic in cattle, making this book unique. The contributions are from authors of 16 countries from all over the world. However, the focus is presently on farm animal level, while in future robustness of the whole production system may also require additional attention.

Nutrition and Lactation in the Dairy Cow

Nutrition and Lactation in the Dairy Cow PDF Author: Philip C. Garnsworthy
Publisher: Elsevier
ISBN: 1483100189
Category : Technology & Engineering
Languages : en
Pages : 442

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Book Description
Nutrition and Lactation in the Dairy Cow is the proceedings of the 46th University of Nottingham Easter School in Agricultural Science. Said symposium was concerned with the significant advances in the field of nutrition and lactation in the dairy cow. The book is divided in five parts. Part I deals with the principles behind nutrition and lactation of cows. Part II discusses the cow's nutrient interactions; responses to nutrients that yield protein and energy; and the influence of nutrient balance and milk yields. Part III tackles the efficiency of energy utilization in cows and its relation to milk production. Part IV talks about food intake of cows and the factors that affect it, while Part V deals with the different feeding systems for cows. The text is recommended for those involved in raising cows and dairy production, especially those who would like to know more and make studies about the relationship of nutrition and lactation of cows.

Breeding and feeding the hig genetic merit dairy cow

Breeding and feeding the hig genetic merit dairy cow PDF Author: T. L. J. Lawrence
Publisher:
ISBN:
Category :
Languages : en
Pages :

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Effect of Genetic Merit for Milk Production, Dairy Cow Breed and Pre-calving Feeding on Reproductive Physiology and Performance

Effect of Genetic Merit for Milk Production, Dairy Cow Breed and Pre-calving Feeding on Reproductive Physiology and Performance PDF Author: J. F. Mee
Publisher:
ISBN:
Category : Cows
Languages : en
Pages : 40

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Book Description