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 4.1% 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 4.1% 1.8%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	0.3%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	0.3%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	35.7 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	35.7 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-3.20 days	99%
May 2025	Gestation (Days between conception and birth)	-3.23 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.32	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.29	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.10%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.02%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.1% 1.8%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.1% 1.8%	99% 99%
Sep 2025	Birth Size	0.3%	97%
May 2025	Birth Size	0.3%	97%
Sep 2025	Birth Weight	35.7 kg	98%
May 2025	Birth Weight	35.7 kg	98%
Sep 2025	Gest	-3.20 days	99%
May 2025	Gest	-3.23 days	99%
Sep 2025	Mort	0.32	99%
May 2025	Mort	0.29	99%
Sep 2025	Maternal Calving Difficulty	5.10%	99%
May 2025	Maternal Calving Difficulty	5.02%	99%

7,161 total progeny records from 1,127 dairy contemporary groups

( 99,840 herdmate records from 1,121 dairy contemporary groups)

2,427 progeny ( 18,569 herdmates) born to heifers
1,118 progeny ( 23,401 herdmates) born to 2nd parity dam
3,616 progeny ( 57,870 herdmates) born to ≥3rd parity dam
49.2% progeny (51.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 61.3%, FR: 19.8%, JE: 13.8%, NR: 1.9%, OTHER: 1.6%	HO: 57.0%, FR: 18.6%, JE: 19.2%, NR: 1.8%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.8% 2.4% 2.5%	5.7% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1111 Days 2162 Days	734 Days 1112 Days 2066 Days

93 total progeny records from 22 contemporary groups

( 2,148 herdmate records from 22 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.8%, FR: 18.0%, JE: 13.5%, NR: 2.4%, OTHER: 1.2%	HO: 60.4%, FR: 18.2%, JE: 16.2%, NR: 1.8%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15.8% 17.2% 18.5%	16.8% 17.1% 17.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.6kg 40.4kg 40.4kg	39.7kg 39.9kg 40kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	739 Days 1106 Days 2112 Days	738 Days 1114 Days 2050 Days

317 total progeny records from 44 contemporary groups

( 5,279 herdmate records from 43 contemporary groups)

105 progeny ( 1,172 herdmates) born to heifers
52 progeny ( 1,096 herdmates) born to 2nd parity dam
160 progeny ( 3,011 herdmates) born to ≥3rd parity dam
47% progeny (50.5% herdmates) were males
Dam Info