New Revelation Inc

Trial Overview:

This trial evaluated Angus heifers grazing fescue pasture, comparing control and AP-5 groups under identical environmental conditions. The objective was to measure the effect of AP-5 on body temperature and reproductive performance.

All cattle had equal access to pasture, shade, and water, allowing for a direct comparison of treatment effects.

Cattle Evaluated For:

  • Body temperature (rectal temperature)
  • Conception rat
  • First-service AI success
  • Reproductive performance under heat and fescue conditions

Feeding Rate:

Mineral-fed (AP-5 included in free-choice mineral)

Trial Type:

Controlled heifer comparison (control vs AP-5)

Environment:

Fescue pasture with shade and water

Duration:

Breeding period

Angus Heifer Breeding & Temperature Trial

Reduced body temperature and improved conception under fescue conditionsy

TRIAL PERFORMANCE SUMMARY

Controlled heifer trial evaluating the impact of AP-5 on thermoregulation and reproductive performance under fescue conditions.

Based on a direct comparison measuring rectal temperature and first-service conception rates in Angus heifers.

Body Temp

1
0
°F

Reduction in rectal temperature vs control

Conception

+
1
%

Increase in overall conception rate

First Service

1
%

Compared to 54% in control group

Heifers

0
Head

Equal group size for direct comparison

Control vs AP-5

Angus heifer breeding and temperature comparison

Metric Control AP-5
# of Heifers 26 26
Rectal Temperature 103.5°F 102.1°F
Temperature Change –1.4°F
Conception Rate 14/26 18/26
1st Service A.I. 54% 69%
Improvement +15%

AP-5 reduced body temperature and improved conception rates under identical pasture conditions.

Temperature vs Conception Response

Lower body temperature was associated with improved conception rates

Control 103.5°F / 54% AP-5 102.1°F / 69% Lower Temperature → Higher Conception

AP-5 reduced body temperature by 1.4°F and increased conception rate by 15%.

Interpretation

AP-5 reduced body temperature while improving reproductive performance in Angus heifers under fescue conditions.

With both groups managed under identical pasture, shade, and water conditions, the observed differences indicate a direct effect of AP-5 on thermoregulation and breeding efficiency.

Key Insight

This trial demonstrates a direct relationship between lower body temperature and improved conception.

Reduced body temperature was associated with improved conception rates in this controlled comparison.

Takeaway

AP-5 improved conception rates while reducing body temperature in heifers grazing fescue pasture under controlled conditions.

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FIELD TRIALS

454 & AP5