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New ep! In which Murray's head affineur Josh Windsor and I peer into a crystal ball to discern the outlines of a possibly funkier future for our favorite white-mold cheeses. intothecurdverse.com/2024/05…
Home cheesemaking groups: same
Denial isn’t going to keep you safe
Largest dairy state…
US - California: Dairy company representative "Anja says the flu has killed 10 to 15 percent of the state's 1.7 million cows." That is possibly 255k cows. flutrackers.com/forum/forum/… h/t Pathfinder, Commonground #H5N1
More details in this thread
Replying to @LazarusLong13
Before, reported production loss was 5-10%.
"Cows are also not returning to 100% production after they’ve cleared the virus, said Beal. Instead, he and others say it’s closer to 60%-70%."
That needs further study. Is that every symptomatic animal?
Because that could
IntoTheCurdverse retweeted
#H5N1 in CA cows is a scarier, more severe disease than has thus far been reported. “I was shocked the first time I encountered it in one of my herds... It’s more serious than we had been led to believe.”
latimes.com/environment/stor…
IntoTheCurdverse retweeted
Concern grows as bird flu outbreaks continue to rise among California dairy herds
“Farmers are genuinely worried about the virus and do not feel it’s under control.” @susrust latimes.com/environment/stor…
IntoTheCurdverse retweeted
Number of California dairy herds infected with H5N1 bird flu rises to 17 latimes.com/environment/stor…
IntoTheCurdverse retweeted
The EPA’s annual emissions inventory report showed that emissions from the agricultural sector dropped by nearly 2% between 2021 and 2022—the sharpest drop of all sectors within the recorded time. buff.ly/3zqdWho
Good roundup of the current state of avian flu news across N America, not just California. Virus is detectable in raw milk ~2 wks prior to symptoms in animals.
web.archive.org/web/20240830…
I bought Kid1 a cheesemaking class for his 11th birthday. That’s my origin story. I stuck with it, he enjoys the results.
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Not surprising, but nice confirmation re pasteurization effectiveness against avian flu.
On press call just now, FDA shared results from 2nd study testing retail samples of milk and dairy products for H5N1: About 17% of samples "had genetic materials from H5N1 detected by PCR”, but “no viable virus was detected in any."
Also a preprint here: medrxiv.org/content/10.1101/…
Collection practices (esp equipment sanitation) appear to be critically important
Replying to @kakape
3. Lactating cows on the other hand got really sick after intramammary inoculation with both the European and the US strain of the virus. "intramammary infection of dairy cattle with both clade 2.3.4.4b isolates resulted in severe clinical disease in both cow groups requiring early euthanasia in some cases. Severe disease in lactating cows was accompanied by a drastic reduction in milk production and obvious changes in milk quality."
More research to be done to confirm
Replying to @kakape
"Further studies are planned with raw milk cheeses to evaluate if current aging requirements are sufficient to inactivate HPAI virus."
IntoTheCurdverse retweeted
Why do I promote goat/sheep milk over cow milk?
- Higher in potassium, calcium, and other minerals
- Higher protein content (extra 1g/cup)
- Contains A2 casein which tends to digest better in those sensitive to dairy
- More short chain fats like butyrate
- More medium-chain fats which are neuroprotective and anti-inflammatory
- More odd-chain fats like C15, which are associated with longevity and lower risk of heart disease and diabetes
Goat/sheep milk also has a richer taste reminiscent of fresh raw milk
Good thread
In May I wrote about researchers' plans to infect cows in high-security labs with avian influenza #H5N1 to better understand the infections and how easily the virus is transmitted. The results from two of these experiments are now out here in a preprint:
biorxiv.org/content/10.1101/…
IntoTheCurdverse retweeted
My colleagues keep discussing cheeses and holidays, and just remembered i have a whole episode about feta cheese!
pca.st/episode/1abd6e77-a8be…
212F is pretty excessive and will make your milk taste burnt. Taking it 161F for 15 seconds is the standard pasteurization method, and does a much better job of preserving protein structures.













