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	High 8.5% 2.8%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.5% 2.8%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.5%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.2%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-1.89 days	99%
May 2025	Gestation (Days between conception and birth)	-1.93 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.08	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.13	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.62%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.58%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.5% 2.8%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.5% 2.8%	98% 99%
Sep 2025	Birth Size	21.5%	97%
May 2025	Birth Size	21.2%	97%
Sep 2025	Birth Weight	40.5 kg	95%
May 2025	Birth Weight	40.6 kg	95%
Sep 2025	Gest	-1.89 days	99%
May 2025	Gest	-1.93 days	99%
Sep 2025	Mort	-0.08	99%
May 2025	Mort	-0.13	99%
Sep 2025	Maternal Calving Difficulty	5.62%	99%
May 2025	Maternal Calving Difficulty	5.58%	99%

6,025 total progeny records from 1,687 dairy contemporary groups

( 54,726 herdmate records from 1,660 dairy contemporary groups)

259 progeny ( 1,356 herdmates) born to heifers
1,561 progeny ( 14,356 herdmates) born to 2nd parity dam
4,205 progeny ( 39,014 herdmates) born to ≥3rd parity dam
48.8% progeny (51.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.8%, FR: 30.8%, JE: 0.5%, NR: 0.3%, OTHER: 2.7%	HO: 58.8%, FR: 32.4%, JE: 0.7%, NR: 0.6%, OTHER: 3.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.4% 2.9% 3.1%	7.5% 2.9% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	836 Days 1159 Days 2198 Days	808 Days 1157 Days 2222 Days

78 total progeny records from 31 contemporary groups

( 1,182 herdmate records from 31 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.1%, FR: 34.3%, JE: 0.4%, NR: 0.6%, OTHER: 1.3%	HO: 59.8%, FR: 34.4%, JE: 0.6%, NR: 0.6%, OTHER: 1.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	9.3% 20.5% 19.9%	20.5% 20.3% 21.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.7kg 41.6kg	0kg 41.6kg 41.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	714 Days 1163 Days 2186 Days	757 Days 1138 Days 2171 Days

86 total progeny records from 12 contemporary groups

( 1,105 herdmate records from 12 contemporary groups)