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We are seeing milk fat depression in aus due to high polyunsaturated fat levels in newer pasture species. We have a mostly crossbred herd getting nearly a 1:1 ratio of protein to butterfat. Getting like 12 kg grass and 6 of pellets. Adding roughage doesn't help unless you take out a bit of...

Does anyone have pictures of their milking patrols or Chad's they want to post?

Subclinical acidosis will cause laminitis, white line separation and eventually wld. If you have a large % affected with wld was there any signs of acidosis a few months ago?

I just dont think you can say it is safe to feed a low dcad diet greater than 30 days. You say its your opinion validated by research, I say I cant find a good study that proves its safe to feed that long. And clinical experience in the field with our own cows and clients cows leads me to...

Our vets advice was the urine pH is not particularly reliable indicator of the dcad levels in the diet, especially when you are feeding pasture in part of the diet. They were getting a couple of kgs of irrigated well fertilised rye grass so again I think the chances of the dcad being too low...

and im pretty sure if you keep a cow on a low dcad diet too long you increase her risk of milk fever too. Think they used to say more than 27 days and you go back into having a higher risk of the cow getting milk fever. Similar risk to not feeding a special transition diet. Which is certainly...

Yeah i doubt the dcad was too low. The only consistent feature for these girls was being on a low dcad diet longer than the optimal time

We get what you describe clay52 with refractory milk fevers. Normally its an older cow that is on lead feed for more than 24 days. Other part of diet is ad lib oaten hay (feed tested for dcad) and limited grass. calculated our dcad at the time and estimated to be close to zero. They partially...

Yeah cheese, butter, cream, uht ect. With surplus going to powder. 25% of overall milk produced ends up as drinking milk with the rest processed.

So in australia we have the ACCC (australian competition and consumer commision) investigating our dairy industry. For some info this blog is great: https://milkmaidmarian.com/2017/01/25/farmers-get-our-chance-with-accc-forums/ The main issue is that the dairy market here is not behaving...