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Efficiency of using beta-carotene biomass in feed additives and compound feeds.
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Efficiency of using beta-carotene biomass “Vitaton” in livestock farming as a feed additive has been investigated by the workers of National Agrarian University in Kiev and of Sumskoy Agrarian University in Sumi.
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| Laying hens |
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| Factor |
Increase |
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Factor |
Increase |
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| Carotenoids content in yolk |
By 2 times |
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Chicken output during incubation |
at 2% |
| Preservation |
at 6% |
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Daily increase |
at 5% |
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| Broilers |
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| Factor |
Increase |
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Factor |
Increase |
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| Preservation |
at 3% |
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Chicken quantity increase |
at 16,7 % |
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| Pigs |
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| Groups of pigs |
Average daily increase of live weight at |
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Groups of pigs |
Average daily increase of live weight at |
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| Feeder pigs |
5-9,2 % |
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Weanlings |
20-21,8 % |
| Piglets (future boars) |
17-20% |
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Piglets (future soars) |
18-21,8% |
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| Cows |
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| Factor |
Increase |
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Factor |
Increase |
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| Milking efficiency increase |
at 9-12,5% |
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Milk fat increase |
at 0,16% |
| Beta-carotene content in milk increase |
â 2 – 2,5% |
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| Sheep |
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| Factor |
Efficiency increase |
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Factor |
Efficiency increase |
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| Daily increase of live weight |
at 7% |
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Weight of a slaughter bulk |
at 10,6% |
| Meat in bulk (by mass) |
at 2,5% |
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Fur increase (in 100 days) |
at 17% |
| Length of hair (in 100 days) |
at 10,8% |
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Soars’ fertility |
at 12,6% |
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