Diary & Notes ~ Air Cell Detatched SHIPPED Chicken Eggs for incubation and hatching

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I just wanted to add that just because an ingredient is listed on the little tag at the bottom of the bag, doesn't mean that the amount of that nutrient contained in the feed is sufficient for your animals needs. You have to look at the section headed "guaranteed analysis" . If it isn't listed in the guaranteed analysis, then it isn't available to your animals through that feed.
 
my error. I get myself a little confused at times because my recipe is based on 100kg and I normally conver to 50lb as thats what the sacks are here.

I add 12 x 300mcg tabs to 100kg of feed.

The nutritional requirement of Selenium is 0.2-0.3 ppm in feed or 200-300mcg per kg

Rice Bran has 0.16 ppm Selenium
Fish Meal is a whopping 2.1 ppm

My layer mash is 2 kg fish meal, 50kg Rice Bran and 1 kg Oyster shell so a batch is 103 k. This averages my feed to 0.225 ppm without addition Selenium

I am just topping them up to 0.3 ppm (well actually 0.29434 ppm) lol

My vitamin and electrolyte premix has 500mg of Vit E per kilo. I give 80grams so 40mg per kg. The requirements of a layer hen is 15-30 mg/kg (this is in addition to the 49mg per kg in rice bran)
I'm stealing your recipe, hope you don't mind. Thanks for doing all the math for me.
 
I just wanted to add that just because an ingredient is listed on the little tag at the bottom of the bag, doesn't mean that the amount of that nutrient contained in the feed is sufficient for your animals needs.  You have to look at the section headed "guaranteed analysis" .  If it isn't listed in the guaranteed analysis, then it isn't available to your animals through that feed.
so is that why niacin isn't listed in the guaranteed analysis but it is in the ingredients list of chick feed?
 
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Because they are not guaranteeing how much is in there. Manufacturers use different grains based on price. All have niacin but they don't top up.
Also, in the case of vitamin E and selenium (I know this is true in horses, but not sure about birds), they may have added a selenium ration to the feed but if they didn't add vitamin E then they can't add the selenium to the guaranteed analysis because the selenium can't be absorbed without the presence of Vitamin E (or so I am led to believe).
 
Please be careful getting carried away with dietary supplements and birds.

You are more likely to poison them than help them if you add too much.

In humans the daily requirement is 200mcg. If a male consumes 400mcg daily he is twice as likely to get a very aggressive form of prostate cancer
 
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