News and insights on animal health management for working and farm animals

Tag: lameness

The Role of Probiotics in Ruminant Gut Health: What the Latest Research Says

The Role of Probiotics in Ruminant Gut Health: What the Latest Research Says

Probiotics stabilize rumen pH and microbial balance in cattle and sheep. Recent trials show clear drops in acidosis and better feed efficiency when producers add the right strains at the right time.

Putting Probiotics into Daily Rations

Start with your current diet. High-grain mixes often push rumen pH below 5.8. Adding a daily dose of live cultures counters that shift before it turns into off-feed days.

  • Give 10^9 CFU of Lactobacillus plantarum per head in the TMR for dairy cows on 60 percent concentrate.
  • Check manure score three days after you begin. Firmer pats usually appear by day four when the rumen settles.
  • Store the product below 25 C and use it within 30 days of opening to keep viable counts high.

Sheep on pasture need smaller amounts. One gram of a mixed Bacillus and Enterococcus product per 50 kg body weight works for most flocks during spring flush.

What Recent Trials Report on Performance

University work from 2022-2023 tracked 240 Holstein cows across two seasons. Cows that received a daily multi-strain probiotic produced 1.8 kg more fat-corrected milk and showed half the cases of clinical ketosis compared with controls.

Strain mix Animal group Observed change
L. acidophilus + B. subtilis Lactating cows Rumen pH stayed above 6.0 for 18 more hours per day
E. faecium alone Feedlot steers Average daily gain rose 0.11 kg with no extra antibiotic use

Check labels for guaranteed CFU counts rather than vague “probiotic blend” wording. Track body condition and milk components for four weeks after you switch products so you know what actually moved the numbers on your farm.

Welfare Considerations During Livestock Transport: Best Practices and Legal Updates

Welfare Considerations During Livestock Transport: Best Practices and Legal Updates

You move animals every week. The key is keeping stress low so they arrive in decent condition and you stay on the right side of inspectors.

Load and unload to cut stress

Start with the trailer. Sweep it clean, bed it properly, and check every gate latch before the first animal steps on. Load in small groups rather than a full pen at once. Pigs slip on smooth floors, so lay down rubber mats or extra straw on ramps.

  1. Sort animals by size in the pens the night before so you are not mixing strangers at the last minute.
  2. Walk the route from pen to trailer yourself to spot loose boards or sharp edges.
  3. Load the calmest animals first and the ones that have already been handled near the door last.
  4. Once everyone is on board, wait five minutes before closing the rear gate so any animal that wants to turn around can settle.

Watch conditions while moving

Most problems happen after the wheels start turning. Temperature shifts fast in a moving trailer, and animals cannot move away from drafts or direct sun. Pull over every 90 minutes on longer hauls and walk the outside to listen and smell.

  • For cattle in summer, open side vents fully but keep the top row closed on the sunny side to block direct light.
  • Feeder pigs in winter need extra bedding and a solid windbreak panel on the front; they lose heat quickly when wet.
  • If you hear repeated vocalizing after the first 30 minutes, stop and check for an animal down or one that got separated from its group.
  • Carry a simple log: time, outside temp, and any stops. It takes 30 seconds per entry and satisfies most inspectors.

Stay on top of current rules

Regulations change by state and sometimes by species. Check the federal 28-hour rule first, then the specific state requirements for your route.

Update What changed Practical step
2023 EU-aligned rules in some states Space allowances increased 8% for calves under 6 months Re-measure your trailer compartments before the next calf run
Watering interval Now listed at 12 hours max for hogs in transit in three states Carry a portable water tank and plan a stop every 10 hours instead
Driver training logs Digital records accepted if they include temperature readings Switch to a phone app that timestamps photos of the trailer

Call the destination state’s agriculture department the day before if your load crosses a new border. One phone call prevents a 4-hour hold at the scale.