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Why Are My Pigs Not Gaining Weight As Expected?

April 6, 2026

Quick Answer

YOUR_PIGS_ARE_NOT_GAINING_WEIGHT_AS_EXPECTED: Pigs may not be gaining weight as expected due to inadequate nutrition, poor fencing, or health issues. A lack of essential vitamins and minerals, particularly protein, can hinder growth and weight gain in pigs.

Assessing Nutrition and Feeding Habits

When raising pigs on a small homestead, it’s essential to ensure a balanced and nutrient-rich diet. A common mistake is over-reliance on hay or low-protein grains, which can lead to nutritional deficiencies. Aim for a diet consisting of at least 1 pound of protein per 100 pounds of body weight per day. For example, a 100-pound pig requires approximately 1 pound of protein daily. Consider supplementing with high-protein feed or adding animal by-products like mealworms or fish meal.

Evaluating Fencing and Enclosures

Proper fencing is crucial for maintaining a healthy and thriving pig population. Fencing should be at least 4 feet high to prevent escape and predation. Ensure that the fence is sturdy and secure, with a reliable gate system to prevent pigs from escaping. A good rule of thumb is to provide a minimum of 10-15 square feet of space per pig. This allows for adequate movement and foraging opportunities, which can help stimulate appetite and weight gain.

Monitoring Health and Behavior

Regular health checks and monitoring of behavior can help identify potential issues affecting weight gain in pigs. Look for signs of illness, injury, or stress, such as changes in appetite, lethargy, or unusual vocalizations. Ensure access to clean water and a balanced diet, and consider implementing stress-reducing measures like providing shelter or reducing handling frequency. By addressing potential issues early on, you can help promote healthy growth and weight gain in your pigs.

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