What hay can pregnant horses not eat?

Pregnant horses must avoid hay or pasture containing endophyte-infected tall fescue, as the fungus produces toxins (ergovaline) that cause severe problems like prolonged gestation, thickened placentas, abortions, stillbirths, and poor milk production (agalactia). Also, any moldy or dusty hay, regardless of grass type (like clover or fescue), should be avoided as it can cause respiratory issues and other illnesses, but fescue is the specific concern for pregnancy.
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What hay is bad for pregnant horses?

Pregnant mares consuming fungus infected tall fescue grass or hay are at risk of developing fescue toxicosis. Especially when ingested in the later stages of pregnancy, the mare is at risk of stillbirth, prolonged gestation, and may experience little or no lactation.
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What not to feed a pregnant horse?

While your mare is pregnant: Provide a nutritionally balanced diet of high-quality forage and a ration balancer; mineral imbalances, such as copper and zinc, need to be avoided in the pregnant mare.
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What hay should I feed my pregnant mare?

A mostly grass hay with some legume content, in addition to concentrate feed, will likely meet most of the mare's needs in late gestation. Avoid endophyte-infected tall fescue.
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Is alfalfa bad for pregnant mares?

Nutrition for a pregnant horse includes clean alfalfa hay given at least two or three times a day equaling at least two percent of the mare's body weight. Provide adequate nutrition for an expecting mare, sure to provide plenty of fresh water, with advice from a professional horse trainer in this free video on hors.
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Dr. Harry Anderson Feeding Mares And Foals

What is the 1 2 3 rule for mares?

Remember the 1, 2, 3 rule:

Foal should be standing within 1 hour 2. Foal should be nursing within 2 hours 3. Mare should completely pass her placenta AND Foal should start to pass meconium (the first feces - these are dark, sticky, hard pellets) within 3 hours. Do not allow the mare to eat the placenta.
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Can pregnant mares eat fescue hay?

Until they are in the last trimester of pregnancy, mares can safely graze fescue pastures and eat hay that contains fescue. Most experts recommend removing the infected grass and hay from the mares' diets for about the last 90 days of pregnancy to avoid problems.
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What is the best hay for broodmares?

Early-maturity alfalfa is an excellent hay choice for grow- ing horses and lactating mares. Early-maturity hays are more palatable than late-maturity hays, so they are useful for horses with poor appetites.
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What is the 1 2 3 rule for horses?

Tie the placenta up with baling twine so the mare does not step on it but otherwise wait for the mare to deliver it on her own. Post Parturition Guidelines: The 1-2-3 Rule The foal should stand within one hour of delivery, nurse within two hours, and the placenta should pass within three hours.
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What should pregnant horses eat?

Dry mares in early gestation can basically be fed like any other mature, idle horse. Good quality pasture or hay along with a supplement such as Purina® Free Balance 12:12 vitamin/mineral supplement or Enrich Plus® Ration Balancing horse feed may be all that is necessary to meet these mares' nutritional requirements.
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What are 5 foods to avoid while pregnant?

When you're pregnant, you should avoid eating soft cheeses, unpasteurised milk products and raw meat, fish and eggs — these may contain germs that can harm your baby. Wash all fruits and vegetables and don't eat them if they've been pre-cut.
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Why can't horses have carrots?

Dietary Restrictions or Sensitivities

Carrots have approximately 6-7.5% combined sugar and starch on a fresh weight basis, which is higher than some alternative feeds and can affect sensitive horses, such as those prone to laminitis or insulin dysregulation[1][2].
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What are the 3 F's for horses?

As horse owners, riders and keepers, it is our duty to provide the horses in our care with a species-appropriate life centred around their three essential needs: friends, forage, and freedom.
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What is the #1 killer of horses?

The most common cause of death in horses, especially for those aged 1 to 20, is colic, a general term for abdominal pain, which can stem from impactions, twists, or ruptures, often requiring emergency surgery. For older horses (over 20), while colic remains a top killer, old age, lameness, tumors (like Cushing's disease), and neurological issues become more prevalent causes, with digestive system issues still leading.
 
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What hay is toxic to horses?

Types of Hay to Avoid for Horses
  • Perennial ryegrass and rye. ...
  • Dallisgrass.
  • Argentine bahiagrass. ...
  • Johnsongrass, Sorghum grasses/Sudangrass. ...
  • Switchgrass, which causes photosensitivity, peeling skin, mouth ulcers and liver disease.
  • Foxtail Millet (aka German Millet) and Meadow foxtail.
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What foods cause colic in horses?

Foods that commonly cause colic in horses are high-starch grains (like corn/oats), lush/sudden grass changes, moldy feed, and diets lacking sufficient fiber/water, all disrupting the gut's delicate balance, leading to gas, acid buildup, or impactions, with sudden shifts and poor quality forage being major culprits. The key is consistent, forage-heavy diets and avoiding sudden changes or excessive concentrates, as horses are designed for steady fibrous intake.
 
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What is the dead horse rule?

The Dead Horse Theory states: “When you discover that you are riding a dead horse, the best strategy is to dismount.” In the context of business and bureaucracy, the meme refers to a failed project that is nonetheless kept alive by wilfully ignorant management.
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How long are horses pregnant?

A horse's pregnancy, or gestation, typically lasts around 340 days (about 11 months), with a normal range of 320 to 365 days, though factors like breed, age, and health can cause variations, with ponies often having shorter periods and larger breeds sometimes longer, and foals born before 320 days often considered premature.
 
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What are the first signs of EPM in a horse?

The first signs of EPM (Equine Protozoal Myeloencephalitis) are often subtle and varied, including asymmetric muscle wasting, mild incoordination (ataxia), vague lameness, or difficulty with specific movements like toe dragging, often mistaken for other issues. You might also notice behavioral changes, a head tilt, or issues with eating/swallowing (dysphagia). Because signs are so diverse and mimic other conditions, prompt veterinary attention is crucial.
 
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What hay can pregnant mares not eat?

Steer clear of fescue, though, as broodmares could experience problems if the fescue is infected with a certain fungus. Mares such as yours, with the breeding and body type you describe, often maintain condition easily on grass hays.
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Is Timothy hay good for pregnant mares?

If the Timothy hay you've chosen matches your horse's nutritional needs, free-choice feeding is ideal. Providing unlimited hay supports both digestive health and mental well-being. Horses at maintenance, in light exercise, and pregnant mares typically consume about 2% of body weight (dry matter) daily.
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What grass is bad for pregnant mares?

Nearly all fescue grass contains the fungus, making fescue a particularly high-risk feed for pregnant mares. Affected mares most commonly develop agalactia (lack of milk production), premature placental separation, and prolonged gestation.
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What is the best hay for pregnant horses?

Pregnant and lactating mares and high level performance horses represent the top plane of nutrition of all classes. Therefore, horse owners should consider feeding a legume or legume-grass mixed hay to provide these horses with adequate nutrition.
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Is fescue toxic to foals?

Equine fescue toxicosis is caused when pregnant mares eat tall fescue that is infected with an endophyte fungus, Acremonium coenephialum . Both the mare and the foal can be affected when the mare eats endophyte-infected fescue.
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How to tell if hay has fescue in it?

ENDOPHYTE- INFECTED FESCUE

The only way you will know if your pasture grass or hay is infected is through laboratory analysis. Because of the horse's extreme sensitivity to the toxin, fields with as little as 5-10% infection rates can pose potential hazards to broodmares and foals.
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