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 4.7% 2.1%	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	Low 4.7% 2.1%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	12.1%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	12.0%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.5 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	39.5 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-5.16 days	99%
May 2025	Gestation (Days between conception and birth)	-5.18 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.63	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)	4.51%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.45%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.7% 2.1%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.7% 2.1%	98% 99%
Sep 2025	Birth Size	12.1%	98%
May 2025	Birth Size	12.0%	98%
Sep 2025	Birth Weight	39.5 kg	98%
May 2025	Birth Weight	39.5 kg	98%
Sep 2025	Gest	-5.16 days	99%
May 2025	Gest	-5.18 days	99%
Sep 2025	Mort	-0.63	99%
May 2025	Mort	-0.63	99%
Sep 2025	Maternal Calving Difficulty	4.51%	98%
May 2025	Maternal Calving Difficulty	4.45%	98%

6,087 total progeny records from 1,647 dairy contemporary groups

( 96,010 herdmate records from 1,639 dairy contemporary groups)

758 progeny ( 6,722 herdmates) born to heifers
1,408 progeny ( 21,777 herdmates) born to 2nd parity dam
3,921 progeny ( 67,511 herdmates) born to ≥3rd parity dam
48.1% progeny (49.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.9%, FR: 21.0%, JE: 2.7%, NR: 0.6%, OTHER: 1.0%	HO: 71.1%, FR: 21.6%, JE: 3.5%, NR: 0.6%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.6% 2.6%	6.3% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	745 Days 1128 Days 2142 Days	742 Days 1126 Days 2212 Days

547 total progeny records from 138 contemporary groups

( 9,033 herdmate records from 138 contemporary groups)

79 progeny ( 1,693 herdmates) born to heifers
136 progeny ( 1,831 herdmates) born to 2nd parity dam
332 progeny ( 5,509 herdmates) born to ≥3rd parity dam
48.8% progeny (48.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.7%, FR: 21.7%, JE: 2.9%, NR: 0.3%, OTHER: 0.5%	HO: 71.9%, FR: 21.3%, JE: 3.0%, NR: 0.6%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.2% 19.3% 19.2%	19.1% 19% 19.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.8kg 41kg 40.9kg	41kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1126 Days 2110 Days	749 Days 1122 Days 2228 Days

260 total progeny records from 47 contemporary groups

( 4,169 herdmate records from 47 contemporary groups)