Date of Evaluation	Trait	PTA	Reliability
Sep 2025	Calving Difficulty(Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	94% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	95% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	10.4%	83%
May 2025	Birth Size (Progeny expected to be born large or extra large)	10.2%	83%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-2.35 days	99%
May 2025	Gestation (Days between conception and birth)	-2.35 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	1.15	99%
May 2025	Mortality (Calves dead at or soon after birth)	1.12	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.67%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.54%	90%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	94% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	95% 95%
Sep 2025	Birth Size	10.4%	83%
May 2025	Birth Size	10.2%	83%
Sep 2025	Birth Weight	41.3 kg	90%
May 2025	Birth Weight	41.4 kg	90%
Sep 2025	Gest	-2.35 days	99%
May 2025	Gest	-2.35 days	99%
Sep 2025	Mort	1.15	99%
May 2025	Mort	1.12	99%
Sep 2025	Maternal Calving Difficulty	5.67%	91%
May 2025	Maternal Calving Difficulty	5.54%	90%

772 total progeny records from 109 dairy contemporary groups

( 11,394 herdmate records from 109 dairy contemporary groups)

211 progeny ( 1,125 herdmates) born to heifers
176 progeny ( 2,759 herdmates) born to 2nd parity dam
385 progeny ( 7,510 herdmates) born to ≥3rd parity dam
50.1% progeny (49.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 54.8%, FR: 18.4%, JE: 23.1%, NR: 1.2%, OTHER: 1.1%	HO: 55.2%, FR: 18.9%, JE: 21.7%, NR: 1.3%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.8% 2.3% 2.3%	5.8% 2.3% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1105 Days 2097 Days	737 Days 1104 Days 2147 Days

18 total progeny records from 5 contemporary groups

( 277 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.5%, FR: 16.6%, JE: 21.0%, NR: 0.0%, OTHER: 0.9%	HO: 57.1%, FR: 16.4%, JE: 20.6%, NR: 0.5%, OTHER: 2.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15.2% 15.2% 15.7%	14.5% 17.3% 17.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.3kg 39.4kg 39.4kg	39.8kg 39.8kg 40kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1093 Days 1974 Days	755 Days 1112 Days 2023 Days

50 total progeny records from 3 contemporary groups

( 357 herdmate records from 3 contemporary groups)