Wuttigrai Boonkum, Ph.D Http://ags.kku.ac.th/elearning/137451 D ATA C OLLECTING FOR G ENETIC I...
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Transcript of Wuttigrai Boonkum, Ph.D Http://ags.kku.ac.th/elearning/137451 D ATA C OLLECTING FOR G ENETIC I...
![Page 1: Wuttigrai Boonkum, Ph.D Http://ags.kku.ac.th/elearning/137451 D ATA C OLLECTING FOR G ENETIC I MPROVEMENT IN B EEF, D AIRY CATTLE AND B UFFALO.](https://reader036.fdocuments.us/reader036/viewer/2022070400/56649e2d5503460f94b1c983/html5/thumbnails/1.jpg)
Wuttigrai Boonkum, Ph.DHttp://ags.kku.ac.th/elearning/137451
DATA COLLECTING FOR GENETIC IMPROVEMENT IN BEEF, DAIRY CATTLE AND BUFFALO
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Birth weightWeaning weightYearling weightADG (average daily gain)FCR (feed conversion ratio)FE (feed efficiency)ADFI (average daily feed intake)
BEEF & DAIRY & BUFFALO CATTLE:1.GROWTH PERFORMANCE TRAITS
![Page 3: Wuttigrai Boonkum, Ph.D Http://ags.kku.ac.th/elearning/137451 D ATA C OLLECTING FOR G ENETIC I MPROVEMENT IN B EEF, D AIRY CATTLE AND B UFFALO.](https://reader036.fdocuments.us/reader036/viewer/2022070400/56649e2d5503460f94b1c983/html5/thumbnails/3.jpg)
BEEF & DAIRY & BUFFALO CATTLE:2.MEAT QUALITY TRAITS
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BEEF & DAIRY & BUFFALO CATTLE:3.PRODUCTION TRAITS
Milk yield
Milk composition (milk fat, milk protein, SCC)
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days open (optimum point at 60 d)
Calving interval (Avg = 380 d in cattle, Avg = 420 d in buffalo)
Gestation length (Avg = 285 d in cattle, Avg = 315 d in buffalo)
services per conception (should be less than 2 times)
conception rate or pregnancy rate (40% in Heifer, 20% in cow)
semen quality (progressive motility, abnormal/normal)
calving ease
Testis size
BEEF & DAIRY & BUFFALO CATTLE:4.REPRODUCTIVE TRAITS
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BEEF & DAIRY & BUFFALO CATTLE:4.REPRODUCTIVE TRAITS
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BEEF & DAIRY & BUFFALO CATTLE:5.TYPE TRAITS
![Page 9: Wuttigrai Boonkum, Ph.D Http://ags.kku.ac.th/elearning/137451 D ATA C OLLECTING FOR G ENETIC I MPROVEMENT IN B EEF, D AIRY CATTLE AND B UFFALO.](https://reader036.fdocuments.us/reader036/viewer/2022070400/56649e2d5503460f94b1c983/html5/thumbnails/9.jpg)
BEEF & DAIRY & BUFFALO CATTLE:5.TYPE TRAITS
Frame 15% (all skelaton)
Dairy strength 25% (skin, neck, rib)
Rear feet and Legs = 20%
Udder = 40%
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Rump angle
Teat length
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Udder depth
Foot angle
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Residual Feed intake (Total feed – Residual feed)
Heat tolerance trait (0 = no stress, 1 = stress)
Mastitis (0 = normal, 1 = infect)
Body Condition Score (scale = 1 to 5)
Longevity, productive life
Negative energy balance
BEEF & DAIRY & BUFFALO CATTLE:5.REDUCE COST AND ALTERNATIVE TRAITS