Worming mares and foals is important but doesn’t have to be complicated. Use Ivermectin only wormer in pregnant and lactating mares. Ideally the foaling paddock will have been spelled for several weeks to reduce worm contamination and to allow a good clean grass cover. Brood mares should be wormed regularly to avoid large and small redworms, pinworms, bot fly and tapeworms, which can cause colic and other problems. As an alternative, mares may be vaccinated against EVA approximately 7 to 10 days after foaling. Foals and young stock are especially vulnerable to ascarids. Check with your vet or SQP to ensure any wormers are licenced for use in pregnant mares. Seaton The Street
The foals are wormed monthly however. Worm control doesn’t just consist of regular worming regimes. It is also recommended to begin a FEC monitoring program for yearlings to help guide treatment frequency. They usually show signs that they will soon go into labor. Starting around the 5th month her nutrition requirements increase and her diet should be adjusted accordingly. They reproduce in large numbers and an infected youngster can produce a frightening barrow load of these worms after treatment. Untreated these encysted small redworm pose a potentially fatal health risk to horses as they can emerge en-masse from the gut wall in spring, causing loss of condition, digestive upsets and colic. CM3 6RY. The next parasite foals are likely to encounter is the ascarid, Parascaris equorum - these are huge creamy white worms which can grow to 40cm in length, a very large worm for small foals to carry. Worms can find their way to the foal through their mother’s milk, or they can ingest the eggs of the parasites from manure. Note: The two parasites of most concern in adult horses are the small strongyles (encysted strongyles, cyathostomes) and tapeworms. Continue testing the mare at three monthly intervals. The mare should not be wormed until at least two weeks after foaling unless under veterinary supervision - this is because metabolites from the wormer can be passed through the mare’s milk to affect the foal. We recommend testing from 6 months of age for tapeworm. Good management begins before the foal is born. Worming Foals are especially susceptible to worms due to their immature immune system. Be mindful that deworming should be avoided within the first 60 days of gestation. We recommend worm counts for foals every month from the age of three months to a year. During the period the mare is in foal, do regular worm counts every 8 – 10 weeks. When the foal is a month old treat with a generous single dose of fenbendazole (Panacur), effective for ascarids – it is difficult to accurately assess the weight of a foal so err on overestimating to ensure an effective amount is given. While it goes against the recommendations for worming adult horses, young foals need proactive treatment to protect them from parasites. The female worm of this species has the ability to penetrate the horse’s skin and, once there, can remain in the body tissue for many years. As it is difficult to find out the weight of a foal, do not be afraid to be generous, and always err on the side of caution and overestimate the weight of your foal. This will help prevent Threadworm (Strongyloides Westeri) being passed onto the foal from the Mare’s milk. Additionally, the udder slowly starts to enlarge and will quickly grow two weeks before term. The major gastrointestinal parasites of concern in the mare are large and small strongyles and, in some instances, tapeworms. The timetable though is far from being absolute. There is little good evidence that this is required in all cases so it’s best to speak to your veterinary surgeon for advice. Horses, especially those over three years old, should be treated as individuals and not according to … Decide on where your mare will foal down, she needs to be moved there 10 - 14 days before foaling. It is especially important to deworm the mare within several weeks of foaling, because the mare will be the primary source for infecting her foal with parasites. This post will help you discover what you need to do for your mare and foal. Mares should be kept on a regular deworming schedule during the pregnancy until the last months of carrying the unborn foal. Encysted redworm dose, plus resistance test to check for treatment efficacy, Saliva test for tapeworm Moxidectin for threadworm if choosing to treat, (The mare should not be wormed until at least 2 weeks after foaling unless under veterinary supervision), Single dose of fenbendazole (Panacur). In this stage they don’t lay eggs and so their presence can’t be detected by a worm egg count. It is worth noting, that healthy foals normally develop natural immunity at around six months of age. within 12 hours of foaling they are wormed with a wormer which has ivermectin in it. Then worm count and treat every 4-6 weeks until 6 months old rotating the use of pyrantel and fenbendazole (single doses), Blood test or treatment for possible encysted Redworm dose plus resistance test to check for treatment efficacy, Encysted Redworm dose plus resistance test to check for treatment efficacy, Worm count every 2- 3 months depending on previous results, * Video: The Parasite Journey of the Horse, Episode 1, Dr. Martin Nielsen, University of Kentucky Maxwell H. Gluck Equine Research Center. She recommended using a … Deworming the mare 1 to 2 days after foaling reduces the likelihood of transmission of Strongyloides westeri through the milk. Another parasite, Strongyloides, can be passed from dam to foal in the milk. After foaling: A lactating mare should not be wormed for the first two weeks after giving birth. Are you following us on Facebook & Instagram? Tapeworm has been observed in foals from the age of five months. The clinical signs of roundworm infestation are: It is important to understand that not all symptoms may be present, but any signs must be taken seriously. Worming At Foaling As your mare approaches her due date, leave worming until the day of foaling and replace mum and foal in a new paddock as the manure will only contain dead worms and eggs. A regular rotational worming schedule has proven to be the best defense against internal parasites in horses. Mum should then be wormed 6-12 weeks later depending on products used. This adjustment period will allow for antibodies to that specific environment to develop in the colostrum and for your mare to settle and be comfortable in this new environment. Open Caslick’s: Caslick’s operations are done to seal the mare’s vulva and create an extra barrier to protect the pregnancy. If the mare has three or four very strong contractions without the foal advancing, someone experienced with foaling can grasp the front feet during a contraction and gently rotate the foal a bit from side to side, then put traction on the feet, pulling a line parallel with the upper line of the mare's hocks (about a 45-degree angle to the ground). The parasite can also penetrate the horse’s skin and remain in the body tissue for some years. However, it is not unknown for them to be seen in older horses who have had a poor start in life. Signs may include mild colic, off colour, off food and a temperature. During early development, the udder remains firm.A few days before foaling, the udder gradually softens and fills with fluid, which slowly changes in appearance from watery, to thick colostrum. There is also a risk of passing that infection onto the foal. Roundworm can also cause blockages in the intestine, leading to colic and possible ruptures of the gut. 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