Dairy-bred bulls gained 1.70kg/day on average at Tully


The February and March-2017-born dairy-bred bulls had an overage kill-out of 52%.

Dairy-bred bulls gained 1.70kg/day on average at Tully

  • ADDED
  • 6 mths ago

The February and March-2017-born dairy-bred bulls had an overage kill-out of 52%.

30 dairy-bred bulls were slaughtered at Slaney Foods International, Bunclody, Co. Wexford by the Gene Ireland Progeny Test Centre at Tully, Co. Kildare.

The progeny – February and March-2017-born bulls were sired by 18 different bulls across 3 different breeds - HO, MO and JE, according to the ICBF.

The average carcass weight for the group was 330 kilos, while the average daily gain during their 97-day performance test period was 1.70kg/head/day, according to the ICBF.

Average growth rate within the group ranged from 1.11 kilos to 2.20 kilos/head/day; the average kill-out for the group was 52%, with kill-out ranging from 47% to 55%.

Tag Number: 372219148032025
Breed: JE
Sire: PSQ
Age: 24-months
Dry Matter Intake: 14.91kgs/day
Average Daily Gain: 2.04kgs/day
Feed Efficiency: 7.31
Initial Liveweight: 510kgs
Final Liveweight: 712kgs
Carcass Weight: 387kgs
Kill-out: 54%
Carcass conformation and fat: R=3=

Grading

“Overall, the animals graded extremely well with 11 of the bulls being of R grade conformation and 19 falling into the O grade class.”

“100% of the 30 bulls met the carcass fat specifications of 2+ or higher - this was a great achievement for dairy-bred bulls.” The ICBF added.

Tag Number: 372218487871248
Breed: MO
Sire: S1259
Age: 24-months
Dry Matter Intake: 14.14kgs/day
Average Daily Gain: 2.0kgs/day
Feed Efficiency: 7.07
Initial Liveweight : 436kgs
Final Liveweight: 634kgs
Carcass weight: 342kgs
Kill-out: 54%
Carcass conformation and fat: R=3-

Diet

The average dry matter intake (DMI) per day for the group was 14.18 kilos, with bulls consuming from 11.78 to 16.37 kilos/head/day on a DMI basis. The average feed efficiency for the group was 8.52, ranging from 5.46 to 12.00.

The bulls were fed hay and ad-lib concentrates over their 97-day finishing period.

Tag Number: 37222549163387
Breed: HO
Sire: FR2056
Age: 24-months
Dry Matter Intake: 14.42kgs/day
Average Daily Gain: 1.33kgs/day
Feed Efficiency: 10.84
Initial Liveweight: 468kgs
Final Liveweight: 600kgs
Carcass Weight: 315kgs
Kill-out 53%
Carcass confirmation and fat: O+3-

“Overall, the bulls performed exceptionally well and were gaining .88 kilos of carcass for each day they were on test at Tully.”

“The data demonstrates the large variation in performance between dairy progeny in a bull finishing system.” The ICBF concluded.

Tag Number: 372218148082211
Breed: HO
Sire: JE2047
Age: 23-months
Dry Matter Intake: 13.44kgs/day
Average Daily Gain: 1.66kgs/day
Feed Efficiency: 8.10
Initial Liveweight: 430kgs
Final Liveweight: 594kgs
Carcass Weight: 313kgs
Kill-out: 53%
Carcass confirmation and fat R-3=

Key Points:

Average age of bulls: 23.8-months
Number of bulls on trial: 30
Initial Liveweight: 461kgs
Average DMI 14.18kgs
ADG range: 1.10kgs-2.20kgs
Avg. carcass weight 300kgs
No of bulls hitting carcass fat spec 100%

Information

All individual data on animals slaughtered recently can be found here.

Image source: ICBF

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