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Help With Mutations

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Posted

Hi everyone,

I am after some help with understanding colour mutations.

From the research i have already done about breeding lutino's i was of the understanding that breeding a lutino hen to a normal cock would give me normal hens and split lutino cocks.

I bred a Lutino hen to a YF type 2 green/blue cock and got 1 normal green hen, 1 normal green cock (i am assuming both will be yellow face), 1 YF 2 mauve greywing cock and 1 hen, 1 light green grey wing cock and 1 YF Type 1 blue cock.

 

i took the YF type 1 blue cock and paired it to a light green cinnamon wing hen and they have 3 chicks at the moment and there are no lutino's amongst them. (haven't started to colour yet)

Is there something i am over looking as far as mutations and how they work or have i just been unlucky.

 

Thanks,

 

Lib

If the cock was bred from a lutino then he is split lutino, but if mated to a non lutino hen only female chicks will be lutino. So I quess you have 3 young cock birds, just bab luck.

  • Author
If the cock was bred from a lutino then he is split lutino, but if mated to a non lutino hen only female chicks will be lutino. So I quess you have 3 young cock birds, just bab luck.

 

okay, Thanks for that. Obviously the bit of infomation i was missing.

Lib

Lutino is a sex-linked gene meaning that if you want Lutino babies either 1. both parents needs to be Lutino or 2. The cock needs to be carrying the ino gene which will then the hens in the clutch will be ino. Females can't mask the ino gene so they are never "split" for this mutation. If you want males both you need a female ino and/or a male lutino or a male split to Lutino.

 

Make sense?

Hey Lib

 

 

When you read breeding expectation charts just remember that the ratios of different colours are based over a large number of breedings which will end up giving you a result close to the breeding expectation ratios.

 

Therefore it's often better to think about the chances of each egg being a certain result = to the breeding expectation ratio. For example with your split ino cock bird the expected breeding results when bred to a normal hen would be:

 

25% ino hens

25% normal hens

25% split ino cocks

25% normal cocks

 

So in reality each egg that hatches has a 1 in 4 chance of being an ino hen, or a 1 in 4 chance of being a normal hen, or a 1 in 4 chance of being a normal cock etc.

 

Hope that helps.

Edited by nubbly5

  • Author
Hey Lib

 

 

When you read breeding expectation charts just remember that the ratios of different colours are based over a large number of breedings which will end up giving you a result close to the breeding expectation ratios.

 

Therefore it's often better to think about the chances of each egg being a certain result = to the breeding expectation ratio. For example with your split ino cock bird the expected breeding results when bred to a normal hen would be:

 

25% ino hens

25% normal hens

25% split ino cocks

25% normal cocks

 

So in reality each egg that hatches has a 1 in 4 chance of being an ino hen, or a 1 in 4 chance of being a normal hen, or a 1 in 4 chance of being a normal cock etc.

 

Hope that helps.

 

 

Thanks for all your fantastic information. It all makes sense now.

I have been looking around for a lutino cock but they are so hard to come by. There seems to be hens everywhere but they are on the smallish side. the hen i have is big compared to the ones i have seen so far. I am hoping to get a big cock bird so i can hopefully increase the size of my Lutino's. I live near the Southern Highlands in NSW if anyone knows a breeder i could contact with Lutino's for sale.

Thanks

Lib

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