Menu
Forums
New posts
Search forums
What's new
New posts
New media
New media comments
New profile posts
Latest activity
Media
New media
New comments
Search media
Members
Current visitors
New profile posts
Search profile posts
Log in
Register
What's new
Search
Search
Search titles and first posts only
Search titles only
By:
New posts
Search forums
Menu
Log in
Register
Forums
Cattle Boards
Breeds Board
FOCUS - on 'Milk' Selection
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Reply to thread
Help Support CattleToday:
Message
<blockquote data-quote="robert" data-source="post: 975470" data-attributes="member: 9171"><p>Doc Harris wrote "The majority of responses here seem to be concentrating of the ultimate goal of 'Milk Production' for maximum progeny growth. This is a praiseworthy objective and justifiable purpose - however most remarks have been overlooking the "side-effects", or "benefits", if you will, of Milk EPD's as merely a number to be manipulated and exploited as a "Single Trait" selection factor. As seemingly commendable as 'high milk production' may be perceived, along with the intense selection for femininity traits, this persistent tendency of higher and higher milk EPD's along with lower and lower calving ease characteristics may result in cows that lack muscle, capacity and reduced hind quarter structure"</p><p></p><p>IF selection based upon Milk EPD results in higher direct milk production should we be at all surprised if the result is dairy type? For the most part it seems selection for high growth epds has been followed by high milk epds, some have fallen out of bed when the rubber met the road (extremely sub par weaning performance of daughters progeny) but for the most part I still believe that the contribution of milk has been overstated. The way to determine true increase or decrease in milking ability of a sires daughters is though the accurate evaluation of body condition of dam and calf at weaning in addition to weight recording.</p></blockquote><p></p>
[QUOTE="robert, post: 975470, member: 9171"] Doc Harris wrote "The majority of responses here seem to be concentrating of the ultimate goal of 'Milk Production' for maximum progeny growth. This is a praiseworthy objective and justifiable purpose - however most remarks have been overlooking the "side-effects", or "benefits", if you will, of Milk EPD's as merely a number to be manipulated and exploited as a "Single Trait" selection factor. As seemingly commendable as 'high milk production' may be perceived, along with the intense selection for femininity traits, this persistent tendency of higher and higher milk EPD's along with lower and lower calving ease characteristics may result in cows that lack muscle, capacity and reduced hind quarter structure" IF selection based upon Milk EPD results in higher direct milk production should we be at all surprised if the result is dairy type? For the most part it seems selection for high growth epds has been followed by high milk epds, some have fallen out of bed when the rubber met the road (extremely sub par weaning performance of daughters progeny) but for the most part I still believe that the contribution of milk has been overstated. The way to determine true increase or decrease in milking ability of a sires daughters is though the accurate evaluation of body condition of dam and calf at weaning in addition to weight recording. [/QUOTE]
Insert quotes…
Verification
Post reply
Forums
Cattle Boards
Breeds Board
FOCUS - on 'Milk' Selection
Top