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 3.9% 1.8%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.9% 1.8%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.5%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.8%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.2 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	39.2 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-3.02 days	99%
May 2025	Gestation (Days between conception and birth)	-3.05 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.56	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.63	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.65%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.61%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.9% 1.8%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.9% 1.8%	99% 99%
Sep 2025	Birth Size	15.5%	95%
May 2025	Birth Size	15.8%	95%
Sep 2025	Birth Weight	39.2 kg	98%
May 2025	Birth Weight	39.2 kg	98%
Sep 2025	Gest	-3.02 days	99%
May 2025	Gest	-3.05 days	99%
Sep 2025	Mort	-0.56	99%
May 2025	Mort	-0.63	99%
Sep 2025	Maternal Calving Difficulty	5.65%	99%
May 2025	Maternal Calving Difficulty	5.61%	99%

5,924 total progeny records from 1,195 dairy contemporary groups

( 46,317 herdmate records from 1,175 dairy contemporary groups)

2,012 progeny ( 6,925 herdmates) born to heifers
1,153 progeny ( 11,794 herdmates) born to 2nd parity dam
2,759 progeny ( 27,598 herdmates) born to ≥3rd parity dam
50.1% progeny (50.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.8%, FR: 13.5%, JE: 11.6%, NR: 5.8%, OTHER: 4.0%	HO: 60.1%, FR: 15.4%, JE: 7.2%, NR: 7.3%, OTHER: 4.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.8% 3%	6.6% 2.7% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	743 Days 1147 Days 2202 Days	750 Days 1139 Days 2163 Days

5 total progeny records from 3 contemporary groups

( 253 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 41.0%, FR: 9.6%, JE: 38.8%, NR: 5.9%, OTHER: 1.9%	HO: 55.7%, FR: 14.8%, JE: 14.4%, NR: 7.6%, OTHER: 3.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	14.1% 19% 22.5%	20.2% 19.9% 20.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	38.4kg 38.5kg 38.4kg	39.7kg 40kg 40.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1102 Days 2128 Days	738 Days 1119 Days 1958 Days

197 total progeny records from 19 contemporary groups

( 2,385 herdmate records from 19 contemporary groups)