Mastitis microbiologist Natasha Maguire on subclinical cases, cell count, antibiotics and bought-in heifers, and why the answer starts with testing before you treat.
00:00 Coming up 00:28 How good's dairy? 00:47 Meet Natasha and how it all started 03:11 What is mastitis? 04:17 Finding subclinical mastitis: herd tests and RMT 04:58 What somatic cell count actually measures 06:33 Why test every case 07:56 What the bugs tell you about your farm 08:56 Benchmarking your herd's udder health 11:27 When the cell count spikes 12:47 Guessing is expensive: the teat spray trap 14:08 Can teat spray damage teats? 14:58 George's farm: where to start with bought-in cows 16:28 Fresh cow procedures and the first four days 18:05 What's really behind early-season mastitis 19:28 Next steps: just test 21:33 Antibiotics and selective dry cow 24:27 When there's nothing to treat 26:14 Prevention: buying in cows and heifers 28:08 Teat spraying done properly 31:16 Staph aureus: the big one 33:32 Culling, cell count and "it's not the farmer" 34:50 Don't wait, find out 35:52 Takeaways 36:43 Where to find Natasha
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