For most commercial operations the inconvenience of concentrating cattle heat detecting and breeding artificially outweigh at least in the minds of commercial producers the advantages of ai.
Cattle gutter used for mating.
Natural breeding and artificial insemination.
The ani mals are called purebreds.
The induced abortion is uncomplicated the fetus and placenta are usually expelled about 4 or 5 days after the injection and the reproductive tract returns.
A tra ditional straightline breeding pro gram is called purebreeding.
Breeding beef cattle is relatively easy as compared to breeding dairy cattle.
Straightline breeding opera tions utilize only one breed.
Because breeding beef cattle is all about getting cows bred for producing calves to sale either for replacements or beef.
And you don t have to think much about many things such as genetic improvement increasing milk production etc.
And cloning when it involves large scale embryo transfer fits the same pattern.
There are two methods of cattle breeding.
In the first mating the f 1 progeny will get 50 per cent of genes from the purebred sire.
In this type of livestock system sires of a pure breed are successively used to mate nondescript females and their progeny generation after generation.
Mating systems have to do with finding the right genetics but this must be done in the context of the environment into which the cattle are going to be placed.
Pregnancies from mis mating and abortion in feedlot heifers.
Cloning could allow breeders to select those cattle that can produce high quality meat or milk and thrive in extreme climates and use them to breed more cattle to be used for food production.
The same is true of embryo transfer only the effect is multiplied.
Purebreeding is the mating of two animals registered to the same breed organization.
It is widely used in dairy cattle but is used much less in beef cattle because of handling and labor costs.
Matching the genetic potential of the herd to the production level of the operation is one of the most critical steps of developing a mating system.
If it is a female on sexual maturity it will be mated to another purebred sire of the same breed.
I for 24 months or more from the date of acquisition in the case.
A 1 in the case of cattle horses or other livestock acquired by the taxpayer after december 31 1969 section 1231 applies to the sale exchange or involuntary conversion of such cattle horses or other livestock regardless of age held by the taxpayer for draft breeding dairy or sporting purposes and held by him.
Ai offers a selection of bulls with known genetic potential such as measured by estimated breeding values ebvs for traits such as ease of calving or growth rates.
Mature cattle having more than 3 years of age should be used for breeding.
