The IMPORTED ENGLISH Orpington Thread

 

If what I'm getting from the Chicken Calculator is correct, then you'll get black chicks from the first crossing (males will be split lavender and chocolate and females will be split lavender)




I think we're going to have to go to Jeremy on this one.  I am not sure because Lavender is a diluting gene.  It works with black but I am not sure how it works with chocolate.  I know it dilutes the orange/red in the partridge gene to the creamy isable and replaces the black with lavender.  Interesting to know what it would do to chocolate. 
Try it BrahmaCrazy [URL=https://www.backyardchickens.com/t/386051/the-imported-english-orpington-thread/21400#post_15073855] and let us know what you get :D .  Inquiry minds need to know.
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Yeah, I was a little surprised by the calculator results.
 
I know bird and mammal genetics are different, but you may find this interesting... I have a lavender Siamese cat (tiny, "heirloom " lines. Heart shaped face.) I personally hate what the modern Siamese looks like. Anyway, she was a surprise out of a blue Siamese female. She actually had 2 lavender kittens. Blue is a dilute of black. Lavender is a dilute of chocolate which is a "modifier" of of black. Not sure but I think you need both parents to carry choc to get a choc baby. To get lavender you need both the choc modifier gene and the blue dilute gene. You need it in both parents. The result is lavender babies. Yes both choc and lavender breeds true if mated to the same color (choc to choc or lavender to lavender) oh Lavender in cats is called Lilac. I get so confused. It is the rarest of cat colors due to the necessity of both genes having to be in both parents. SOOO...how is pure lavender achieved in birds (without using a lavender bird?) is it the same? In a cat they start with a blue cat and a choc or a cat that carries choc. I am told that it takes several years to end up with show worthy lavenders.
 
I know bird and mammal genetics are different, but you may find this interesting... I have a lavender Siamese cat (tiny, "heirloom " lines. Heart shaped face.) I personally hate what the modern Siamese looks like. Anyway, she was a surprise out of a blue Siamese female. She actually had 2 lavender kittens. Blue is a dilute of black. Lavender is a dilute of chocolate which is a "modifier" of of black. Not sure but I think you need both parents to carry choc to get a choc baby. To get lavender you need both the choc modifier gene and the blue dilute gene. You need it in both parents. The result is lavender babies. Yes both choc and lavender breeds true if mated to the same color (choc to choc or lavender to lavender) oh Lavender in cats is called Lilac. I get so confused. It is the rarest of cat colors due to the necessity of both genes having to be in both parents. SOOO...how is pure lavender achieved in birds (without using a lavender bird?) is it the same? In a cat they start with a blue cat and a choc or a cat that carries choc. I am told that it takes several years to end up with show worthy lavenders.

In chickens, lavender is a simple autosomal recessive modifier of black. If you breed two black splits (blacks carrying the lavender recessive), you will still get 25% lavender chicks.

Chocolate is sex-linked. Females only need one copy to be chocolate, males need two copies. Unlike most mammals, the sex chromosomes are different for chickens. Roosters are the ones with two copies of the sex chromosome, while females only have one copy.
 
I know bird and mammal genetics are different, but you may find this interesting... I have a lavender Siamese cat (tiny, "heirloom " lines. Heart shaped face.) I personally hate what the modern Siamese looks like. Anyway, she was a surprise out of a blue Siamese female. She actually had 2 lavender kittens. Blue is a dilute of black. Lavender is a dilute of chocolate which is a "modifier" of of black. Not sure but I think you need both parents to carry choc to get a choc baby. To get lavender you need both the choc modifier gene and the blue dilute gene. You need it in both parents. The result is lavender babies. Yes both choc and lavender breeds true if mated to the same color (choc to choc or lavender to lavender) oh Lavender in cats is called Lilac. I get so confused. It is the rarest of cat colors due to the necessity of both genes having to be in both parents. SOOO...how is pure lavender achieved in birds (without using a lavender bird?) is it the same? In a cat they start with a blue cat and a choc or a cat that carries choc. I am told that it takes several years to end up with show worthy lavenders.

In birds, blue is a combination of splash and black and does not breed true. Lavender is a self blue and breeds true - I don't think lavender can be "created" from other colors, as black can not be either. And a pure chocolate rooster over pure black hens will produce males that are black but split to chocolate and all hens will be pure chocolate (as hens can not be split - they can not carry both the chocolate and black gene they are either one or the other)
........ genetics are so confusing...........
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In chickens, lavender is a simple autosomal recessive modifier of black. If you breed two black splits (blacks carrying the lavender recessive), you will still get 25% lavender chicks.

Chocolate is sex-linked. Females only need one copy to be chocolate, males need two copies. Unlike most mammals, the sex chromosomes are different for chickens. Roosters are the ones with two copies of the sex chromosome, while females only have one copy.

Whoops, I think we replied at about the same time.......
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........ Didn't mean to post double reply
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I should have looked at the next page to see if someone had answered already.
 
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I forgot to mention that blue doesn't breed true in cats either. The gene that makes blue is a dilution gene. To get blue you must dilute black, and both must have the dilution gene or you get black kittens. Also in Siamese there is the "Himalayan Gene" which works like the "Colombian Gene" in Chickens. It forces the color out to extremities which are the cooler parts of the body (thus the 'pointed' cats with blue eyes) the Himalayan Gene is an incomplete albino gene which is why all pointed cats have blue eyes. Again recessive so both parents must carry it to have pointed kittens.
I am trying to digest the roosters only being carriers. I understand sex linked in cats... But they are always carried by and expressed only in the females. Males that express sex linked traits have all had female sexual parts as well and are sterile. So Roosters are going to be the carriers of recessive genes and the hens are whatever you can see? If you see it they have it, nothing ever hiding under the wings so to speak?
 
Well today I counted my little buffs I got from TSC last night and turns out i got 11
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! 4 cocks and 7 pllets
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!! My first time sexing chicks and i tougth the lady at TSC too lol
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! So happy im gonna breed them too may get a English BO Roo if I can find one lol
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! Ill post some pics in a little bit!
 

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