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 5.9% 2.5%	98% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.4%	98% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.1%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.2%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-5.62 days	99%
May 2025	Gestation (Days between conception and birth)	-5.61 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.23	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.21	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.88%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.92%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.5%	98% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.4%	98% 98%
Sep 2025	Birth Size	13.1%	97%
May 2025	Birth Size	13.2%	97%
Sep 2025	Birth Weight	39.8 kg	94%
May 2025	Birth Weight	39.8 kg	94%
Sep 2025	Gest	-5.62 days	99%
May 2025	Gest	-5.61 days	99%
Sep 2025	Mort	-0.23	99%
May 2025	Mort	-0.21	99%
Sep 2025	Maternal Calving Difficulty	4.88%	91%
May 2025	Maternal Calving Difficulty	4.92%	91%

2,935 total progeny records from 766 dairy contemporary groups

( 53,651 herdmate records from 764 dairy contemporary groups)

842 progeny ( 6,544 herdmates) born to heifers
560 progeny ( 11,521 herdmates) born to 2nd parity dam
1,533 progeny ( 35,586 herdmates) born to ≥3rd parity dam
36% progeny (46.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.7%, FR: 20.8%, JE: 4.8%, NR: 0.7%, OTHER: 1.1%	HO: 68.9%, FR: 21.0%, JE: 6.2%, NR: 0.8%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.5% 2.5%	6.3% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	735 Days 1112 Days 2131 Days	742 Days 1118 Days 2188 Days

210 total progeny records from 60 contemporary groups

( 4,017 herdmate records from 60 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.8%, FR: 21.1%, JE: 3.5%, NR: 0.9%, OTHER: 1.8%	HO: 70.3%, FR: 21.3%, JE: 3.7%, NR: 0.8%, OTHER: 1.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.7% 19.6% 18.8%	18.8% 18.8% 18.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.1kg 41.6kg 41.3kg	41kg 41kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	748 Days 1111 Days 2130 Days	758 Days 1124 Days 2232 Days

60 total progeny records from 15 contemporary groups

( 1,195 herdmate records from 15 contemporary groups)