1. Nesting behavior: The sow may start to build a nest by gathering straw or other bedding material and arranging it in a specific area of the farrowing pen.
2. Restlessness: The sow may become more restless and pace around the farrowing pen, unable to find a comfortable position.
3. Milk letdown: The sow's udder may become swollen and engorged with milk, indicating that she is preparing to give birth.
4. Vulva swelling: The sow's vulva may become swollen and reddened as she prepares to give birth.
5. Increased vocalization: The sow may start to vocalize more frequently, indicating that she is in discomfort or pain.
6. Loss of appetite: The sow may lose interest in food as she gets closer to farrowing.
7. Increase in body temperature: The sow's body temperature may rise slightly as she prepares to give birth.
8. Breaking of water: The sow's water may break, causing a gush of fluid to be released from her vulva.
9. Visible contractions: The sow may start to have visible contractions as she goes into labor.
10. Pacing and digging: The sow may start to pace around the farrowing pen and dig at the bedding material as she prepares to give birth.
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Google Gemini AI
Jul 15
Behavioral Signs:
- Nesting: Building a nest or gathering materials such as straw and hay. - Restlessness: Pacing or walking around the pen. - Reduced appetite: Eating less or not eating at all. - Vulvar discharge: Clear or slightly pinkish discharge from the vagina. - Udder enlargement: Swollen and firm udders filled with milk.
Physical Signs:
- Relaxed ligaments: The pelvic ligaments around the vulva and tailhead soften and become more pliable. - Diminished vulva size: The vulva may appear smaller and more open. - Dilation of the cervix: The cervix opens to allow passage of the piglets. - Breaking of water: The amniotic sac ruptures, releasing clear fluid.
Other Signs:
- Temperature drop: A drop in rectal temperature by 1-2°F (0.5-1°C) within 24 hours of farrowing. - Increased respiratory rate: Breathing becomes faster and shallower. - Increased vocalizations: Grunting or squealing more frequently. - Passage of meconium: Dark, tar-like feces indicating the imminent birth of the first piglet.