Animal Breeding BAG301

* Explain how genes control the inheritance of characteristics, using two specific examples of animal breeding.
* Distinguish between the phenotype and the genotype, of a specified farm animal.
* Distinguish between dominant and recessive gene pairs.
* Explain the differences in the function of chromosomes, of a specified fowl, when compared with a specified mammalian farm animal.
* Describe the linkage of gender with the expression of non-sex character traits, in a specified farm animal.
* Explain the role of mutation in animal breeding, including both positive and negative aspects.
* Explain the role of the environment in all factors which determine genetic expression in animals.
* Explain the relevance of hybrid vigour to breeding different animals, including; *chickens *pigs *sheep
* Explain heritability in different classes of livestock, including: * dairy cattle *beef cattle *pigs *sheep.
* Develop a set of aims for a breeding program, for a chosen farm animal.
* Develop a checklist of criteria for selecting animals in a breeding program for a specified type of farm animal.
* Explain natural selection, by giving an example of its application in a farm animal breeding program.
* Explain artificial selection in animal breeding programs, including: * it's aims *the methods used.
* Explain genetic regression by giving an example of its possible occurrence in a farm breeding program.
* Design a checklist of factors to consider when purchasing breeding stock for a specified farm situation.
* Explain how an animal breeder in the learner's locality selects animals from which to breed, for a commercial breeding program.
* Distinguish between different types of straight breeding, including: *close breeding *line breeding.
* Explain how a specified pure breed (ie. straight breed) is maintained.
* Compare the advantages and disadvantages of line breeding in a breeding program for a specified type of farm animal.
* Explain where it would be appropriate to use line breeding methods in animal breeding programs.
* Explain where it would be appropriate to use close breeding methods in animal breeding programs.
* Write a procedure for straight breeding of a specified type of animal.
* Differentiate between different types of cross breeding, including: *terminal cross *two breed cross *back cross *three breed cross *rotational cross.
* Explain the concept of 'grading up', as it relates to commercial animal husbandry.
* Evaluate 'crossbreeding' in an animal breeding program investigated by the learner, to determine its relevance to the situation.
* Determine a commercial situation, in which crossbreeding may be justified.
* Explain the services provided by a specified Breed Society in cross breeding, on a specified farm.
* Write a procedure for cross breeding of a specified type of animal.
* Define breeding terminology including: *artificial insemination *synchronised heats *ova transplants
* Describe the breeding programs which use artificial insemination, synchronised heats and ova transplants.
* Explain the importance of synchronised heats to breeding animals.
* Describe two different testing methods, observed by the learner that are used for animal breeding programs,
* Evaluate the relevance of breeding methods, that are used on a specified property, to the stated aims of the property owner.
* Describe the husbandry procedures which may be carried out during the pregnancy of a specified farm animal.
* Describe husbandry practices which may be carried out during the birth of a specified type of farm animal, including: *routine husbandry procedures *emergency husbandry procedures
* Plan the management of a breeding program to maximise male breeding performance for either: *dairy *pigs *poultry *beef *sheep *horses
* Perform and record the birth of a specified animal.