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  • Traits
    ...couraged to see the [[Selection and Mating]] section for guidance on using traits.
    3 KB (388 words) - 17:38, 26 October 2022
  • Monogenic Traits
    ...le in livestock genetics. Having said that there are a number of important traits such as coat color and some genetic conditions that are monogenic, and unde For simply inherited traits one allele completely masks the expression of the other allele when the all
    5 KB (809 words) - 17:35, 12 April 2021
  • Indicator Traits
    ...dicator trait does not mean the trait is inherently invaluable. Indicator traits are often times included in a [[Multiple Trait Evaluation | multiple-trait The distinction between ERT and indicator traits in a breeding program is important. Selection on ERT, as opposed to their
    2 KB (375 words) - 14:11, 1 June 2021
  • Polygenic Traits
    ...ts and typically management and environment have large influences on these traits.
    168 bytes (26 words) - 17:37, 12 April 2021
  • Economically Relevant Traits
    Traits: A framework for the next generation of EPDs. Proceedings of the 32nd Resea ...ider only ERT and '''not''' include indicator traits. Including indicator traits in selection decisions actually reduces the accuracy of the decision when t
    2 KB (299 words) - 13:44, 11 April 2021
  • Recommended Carcass Data Collection Traits
    !colspan="6"|'''Recommended Carcass Data Collection Traits'''
    720 bytes (90 words) - 13:27, 8 July 2021

Page text matches

  • Polygenic Traits
    ...ts and typically management and environment have large influences on these traits.
    168 bytes (26 words) - 17:37, 12 April 2021
  • Mate Selection
    [[Category:Management/Convenience Traits]]
    78 bytes (8 words) - 03:56, 30 November 2022
  • Economically Relevant Traits
    Traits: A framework for the next generation of EPDs. Proceedings of the 32nd Resea ...ider only ERT and '''not''' include indicator traits. Including indicator traits in selection decisions actually reduces the accuracy of the decision when t
    2 KB (299 words) - 13:44, 11 April 2021
  • Selection and Mating
    ...r, and magnitude and direction of selection pressure to be placed on those traits. ...per growth selection tool. Replacement strategy will determine if maternal traits should be included in your breeding objectives or not. If daughters of a bu
    3 KB (496 words) - 19:45, 3 January 2020
  • Genomic Data
    ...Defects | genetic abnormality]] carrier status as well as for quantitative traits, which will be utilized within either [[Single-step_Genomic_BLUP | single-s
    801 bytes (101 words) - 17:51, 12 April 2021
  • Multiple Trait Evaluation
    ...aluation differs from a single-trait evaluation in that several phenotypic traits are evaluated at the same time. Reasons for doing a multiple-trait genetic ...Progeny Difference| EPD]] by solving the mixed-model equations. For single traits with breeding values as the only random effect the mixed-model equations ta
    3 KB (466 words) - 09:59, 6 April 2022
  • Indicator Traits
    ...dicator trait does not mean the trait is inherently invaluable. Indicator traits are often times included in a [[Multiple Trait Evaluation | multiple-trait The distinction between ERT and indicator traits in a breeding program is important. Selection on ERT, as opposed to their
    2 KB (375 words) - 14:11, 1 June 2021
  • Genetic Evaluation
    ...th American breed registries have EPDs available, the number of [[Traits | traits and trait components]] that have EPDs has increased dramatically. ...ce the [[Accuracy | accuracy]] of prediction has resulted in EPDs for most traits being produced using either [[Single-step Genomic BLUP]] or [[Single-step H
    3 KB (480 words) - 17:19, 12 April 2021
  • Breeding Objectives
    ...[[Economically Relevant Traits | Economically Relevant Traits]], however, traits of convenience, aesthetics or improved quality of life can be included. If ...lop the road map to our destination. The road map includes identifying the traits in our breeding objective, how we will evaluate potential breeding animals
    3 KB (385 words) - 17:32, 12 April 2021
  • Age of Dam
    .... The categories are also used in determining adjustment factors for some traits. ...rently resulting in a contemporary group by age-of-dam interaction on some traits where there is a main effect of age of dam. This should be evaluated and c
    2 KB (212 words) - 15:04, 13 April 2021
  • Traits
    ...couraged to see the [[Selection and Mating]] section for guidance on using traits.
    3 KB (388 words) - 17:38, 26 October 2022
  • Tooth score
    [[Category:Management/Convenience Traits]]
    297 bytes (41 words) - 13:59, 13 April 2021
  • Tick score
    [[Category:Health Traits]]
    698 bytes (105 words) - 14:01, 13 April 2021
  • Slaughter Weight
    [[Category:Growth Traits]]
    362 bytes (55 words) - 13:44, 13 April 2021
  • Data Collection
    ...rtant details (e.g., age) are essential. (Go [[Traits | here for a list of traits and their definitions)]]. ...onally, accurate and complete cow data are essential for the prediction of traits with a maternal influence (e.g. [[Weaning_Weight | weaning weight]]). The
    5 KB (634 words) - 17:48, 12 April 2021
  • Days to finish
    [[Category:Growth Traits]]
    353 bytes (56 words) - 13:41, 13 April 2021
  • Motivation for Genetic Improvement
    ...t. Genetic evaluation procedures that produce EPD for specific performance traits should be considered a means to an end (and not the end). The desired end i ...It is possible to maximize returns in this process by recording the right traits, and make sensible use of [[Selection Index | indexing]], [[Selection | sel
    4 KB (533 words) - 15:10, 13 April 2021
  • Muscle score
    [[Category:Growth Traits]]
    514 bytes (78 words) - 13:43, 13 April 2021
  • Bull/Semen Selection
    ...es can be found on the [[Traits | Traits page]], however, not all of these traits have EPD. ...ion index]] methods. When EPDs are available for all economically relevant traits, calculating the sum of the products of EPD weighted by their economic valu
    4 KB (675 words) - 17:39, 12 April 2021
  • Possible Change
    ...different for each [[ Traits | trait]] because they are constructed using traits' genetic variances. Also, possible change values are different at each lev
    2 KB (239 words) - 10:06, 12 April 2021
  • Contemporary Groups
    ...e group has received the same opportunity to express its genetic merit for traits of interest. ...e to them from the [[Traits | traits page]] which has a list of [[Traits | traits and links to their specific description article]].
    5 KB (700 words) - 17:49, 12 April 2021
  • Useful Pages
    | [[Traits]] | List of common traits by category with links to their detailed articles
    2 KB (246 words) - 22:19, 6 January 2020
  • Monogenic Traits
    ...le in livestock genetics. Having said that there are a number of important traits such as coat color and some genetic conditions that are monogenic, and unde For simply inherited traits one allele completely masks the expression of the other allele when the all
    5 KB (809 words) - 17:35, 12 April 2021
  • Calving Interval
    [[Category: Reproduction Traits]]
    563 bytes (81 words) - 13:46, 13 April 2021
  • Pre-weaning survival
    [[Category:Health Traits]]
    763 bytes (110 words) - 14:01, 13 April 2021
  • Recommended Carcass Data Collection Traits
    !colspan="6"|'''Recommended Carcass Data Collection Traits'''
    720 bytes (90 words) - 13:27, 8 July 2021
  • Mature Height and Weight
    [[Category:Growth Traits]] Both traits should be measured on all cows every year.
    4 KB (667 words) - 15:29, 16 May 2023
  • Pure/Straight Breeding
    ...ased homozygosity (opposite of crossbreeding), which is most pronounced in traits such as fertility, survivability, and longevity. As a result of the increas ...r, artificial insemination, and more recently [[Genomic Data | genomics]]. Traits of importance for selection will be determined by the goals of the operatio
    4 KB (618 words) - 17:37, 12 April 2021
  • Ultrasound intramuscular fat
    [[Category:Carcass Traits]] ...back fat). There are no maternal effects fitted for ultrasound or carcass traits given the maternal influence declines post-weaning.
    3 KB (447 words) - 17:08, 21 October 2021
  • Ultrasound rib eye area
    [[Category:Carcass Traits]] ...ass weight. There are no maternal effects fitted for ultrasound or carcass traits given the maternal influence declines post-weaning.
    3 KB (465 words) - 17:10, 21 October 2021
  • Ultrasound back fat thickness
    [[Category:Carcass Traits]] ...marbling). There are no maternal effects fitted for ultrasound or carcass traits given the maternal influence declines post-weaning.
    3 KB (491 words) - 17:08, 21 October 2021
  • Marbling score
    [[Category:Carcass Traits]] ...it model along with its ultrasound indicator and other carcass-fat-related traits (e.g., back fat and ultrasound back fat). An early growth trait (e.g., birt
    4 KB (556 words) - 16:51, 7 February 2022
  • Selection Index
    ...” He applied a statistical technique called a Discriminant Function to the traits he observed to help best indicate the “genetic value” of a plant. The notion of a single function composed of multiple traits in livestock was first described by Hazel and Lush in 1942<ref>Hazel, L.N.,
    7 KB (1,130 words) - 17:40, 12 April 2021
  • Weaning Weight
    [[Category:Growth Traits]] Because the variance of weight traits can scale due to size (e.g., sex or breed differences), a procedure to acco
    7 KB (1,034 words) - 20:53, 19 May 2022
  • Hot Carcass Weight
    [[Category:Carcass Traits]] ...weight is generally included in a multiple-trait model with other carcass traits such as ribeye area (carcass and ultrasound). An early growth trait (e.g.,
    2 KB (364 words) - 13:50, 13 April 2021
  • Parasite egg count
    [[Category:Health Traits]] ...an [[Indicator Traits | indicator trait]] for the [[Economically Relevant Traits | economically relevant trait]] of parasite load. No specific measure of p
    3 KB (426 words) - 14:00, 13 April 2021
  • Docbook
    |index terms=traits
    770 bytes (121 words) - 14:46, 10 November 2019
  • Genomic Evaluation Guidelines
    differences among individuals in phenotypic merit for economically important traits. number of traits. Types of information available (i.e., available from a practical and
    10 KB (1,633 words) - 18:28, 12 April 2021
  • Replacement Females
    ...males that must endure seasonal periods of energy deficit. Increasingly, [[Traits | EPD for reproductive performance]] are becoming available and should be u
    3 KB (406 words) - 17:39, 12 April 2021
  • Teat and Udder Scores
    [[Category:Management/Convenience Traits]] ...J. E. Sawyer, J. O. Sanders, and D. G. Riley. 2017. Association of udder traits with single nucleotide polymorphisms in crossbred ''Bos indicus-Bos taurus'
    6 KB (896 words) - 13:59, 13 April 2021
  • Required Carcass Data Collection for Use in Genetic Evaluations
    All of the recommended carcass data collection traits should be identified at harvest. !colspan="6"|'''Recommended Carcass Data Collection Traits'''
    2 KB (348 words) - 13:26, 8 July 2021
  • Ribeye Area
    [[Category:Carcass Traits]] Ribeye area is generally included in a multiple-trait model with traits such as ultrasound ribeye area and carcass weight. An early growth trait (e
    2 KB (393 words) - 13:51, 13 April 2021
  • Market
    ...per growth selection tool. Replacement strategy will determine if maternal traits should be included in your breeding objectives or not. If daughters of a bu
    982 bytes (156 words) - 17:33, 12 April 2021
  • Docility
    [[Category:Management/Convenience Traits]] Among the most important of behavioral traits, temperament reflects the ease with
    5 KB (749 words) - 12:54, 26 May 2021
  • Accuracy
    ...a, and information on descendants for the trait of interest and correlated traits. Accuracy is dependent upon the value (amount and quality) of the informati ..., especially for young animals and for the contribution made by correlated traits. An alternative that has been implemented is to estimate the prediction er
    3 KB (438 words) - 13:45, 11 April 2021
  • Crossbreeding
    ...ire Selection Manual. Additional information on breed differences for many traits can be found in the eBEEF factsheet [https://ebeef.ucdavis.edu/sites/g/file
    1 KB (180 words) - 18:42, 11 May 2023
  • Yield Grade
    [[Category:Carcass Traits]] ...et al. (1998, J. Anim. Sci. 76:1604-1612) developed an equation that uses traits in the USDA Yield Grade system to predict percentage of total retail produc
    3 KB (384 words) - 13:53, 13 April 2021
  • Scrotal Circumference
    [[Category: Reproduction Traits]] ...and effects of cytoplasmic line on scrotal circumference and semen quality traits in Angus bulls. J. Anim. Sci. 89: 693-698.</ref>.
    4 KB (587 words) - 13:48, 13 April 2021
  • Recessive Genetic Defects
    ...r, polledness, double muscling and twinning. There are currently 523 total traits and disorders listed for cattle at this website. Table 1 lists the genetic
    4 KB (615 words) - 16:22, 6 March 2024
  • Back Fat Thickness
    [[Category:Carcass Traits]] ...it model along with its ultrasound indicator and other carcass-fat-related traits (e.g., marbling and ultrasound percentage of intramuscular fat). An early g
    3 KB (433 words) - 13:49, 13 April 2021

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