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Feeding-induced hypocalcaemia. Preliminary studies in sheep
Nordisk Veterinaermedicin
|February 1, 1977
Summary
Adding crushed oats or pelleted concentrate to sheep diets significantly lowered serum calcium. This calcium metabolism effect occurred even with increased dietary calcium intake, impacting animal nutrition.
Area of Science:
- Animal Nutrition
- Calcium Metabolism
- Ruminant Physiology
Background:
- Dietary composition significantly influences mineral metabolism in livestock.
- Understanding calcium homeostasis is crucial for animal health and productivity.
Purpose of the Study:
- To investigate the impact of concentrate feed supplementation on calcium metabolism in sheep.
- To determine the effect of oats and pelleted concentrate on serum calcium levels.
Main Methods:
- Sheep were fed a basal diet of hay.
- Crushed oats or pelleted concentrate was added to the hay diet.
- Serum calcium concentrations were monitored.
Main Results:
- Supplementation with crushed oats or pelleted concentrate led to a significant decrease in serum calcium.
- The reduction in serum calcium was observed despite an increased daily intake of calcium.
- This suggests a potential impairment in calcium absorption or utilization.
Conclusions:
- Concentrate feeding, specifically oats and pelleted forms, negatively affects calcium metabolism in sheep.
- Further research is needed to elucidate the mechanisms behind this calcium decrease.
- Dietary strategies may need adjustment to prevent hypocalcemia in concentrate-fed sheep.