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22 Cards in this Set
- Front
- Back
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what are the objectives of a dairy farmer
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1 produce high quality milk
2 efficient production 3 earn reasonable profit 4 environmentally responible |
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what are the qualities of high quality milk in dairy farming
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1 clean
2 low bacterial count 3 low somatic cell count 4 no dilution 5 good flavor 6 no antibiotic residue |
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factors affecting milk production
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1. temperature
2 humidity 3 breed of cow 4 type of feed 5 health status 6 stage of lactation 7 number of milking per day 8 climate modification |
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milk production has been shifting from where to where
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from the midwest to the west and the southwest
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factors resulting in national trends
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1shift in breeds
2improved genesis 3better formulated diets 4greater use of concentrate feeds 5better health programs 6climate modification 7improved reproductive efficiency 8use of rBST 9larger dairy |
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major dairy breeds
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holstein
brown swiss guernsey jersey ayrshire |
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head of milk cows in florida dairy industry
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132,000
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number dairy farms in florida
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150
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average cows per dairy farm in florida
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880
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% us dairies use holstein
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90%
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breed wit highest butterfat %
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jersey
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forage provides nutrients; not successful in florida
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grazing dairy
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types dairies
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grazing
combo grazing and concentrate tie stall free stall |
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type milking parlor
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herringbone
side opening rotary parlor |
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milk acceptable for fluid use
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grade a;
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used for manufacture dairy products but not for fluid milk use
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grade b;
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grade a divided into
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class 1 liquid and class 2 cottage cheese and class 3 evaporated milk
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dairy herd management
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1 records
2 participation in dairy herd improvement program 3. records used for culling decisions 4 feeding management 5 lactation 6 reproductive management 7 calving |
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inflamation and infection of mammary gland
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mastitis
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bacterial organism
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brucellosis; tuberculosis
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milk fever
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hypocacemia
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rapid breakdown of fat to supply energy when feed intake doesnt meet energy reuir
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ketosis
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