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 5.3% 2.3%	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 5.3% 2.3%	98% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.2%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.1%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.3 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	39.4 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-3.81 days	99%
May 2025	Gestation (Days between conception and birth)	-3.81 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)	-0.09	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.33%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.28%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.3%	98% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.3%	98% 98%
Sep 2025	Birth Size	13.2%	94%
May 2025	Birth Size	13.1%	94%
Sep 2025	Birth Weight	39.3 kg	95%
May 2025	Birth Weight	39.4 kg	95%
Sep 2025	Gest	-3.81 days	99%
May 2025	Gest	-3.81 days	99%
Sep 2025	Mort	-0.08	99%
May 2025	Mort	-0.09	99%
Sep 2025	Maternal Calving Difficulty	5.33%	95%
May 2025	Maternal Calving Difficulty	5.28%	95%

2,619 total progeny records from 520 dairy contemporary groups

( 44,091 herdmate records from 517 dairy contemporary groups)

651 progeny ( 5,691 herdmates) born to heifers
630 progeny ( 9,747 herdmates) born to 2nd parity dam
1,338 progeny ( 28,653 herdmates) born to ≥3rd parity dam
42.2% progeny (48.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 61.2%, FR: 23.7%, JE: 11.1%, NR: 1.2%, OTHER: 1.4%	HO: 60.7%, FR: 24.9%, JE: 10.5%, NR: 1.0%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.9% 2.5% 2.5%	6% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1104 Days 2040 Days	733 Days 1110 Days 2174 Days

84 total progeny records from 25 contemporary groups

( 1,599 herdmate records from 25 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.6%, FR: 23.8%, JE: 11.6%, NR: 1.1%, OTHER: 1.5%	HO: 61.0%, FR: 23.1%, JE: 11.1%, NR: 1.2%, OTHER: 1.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.8% 17.4% 19.5%	17.7% 17.6% 19%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.2kg 39.9kg 40.5kg	40.2kg 40.2kg 40.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	731 Days 1107 Days 2063 Days	733 Days 1113 Days 2118 Days

119 total progeny records from 19 contemporary groups

( 2,450 herdmate records from 19 contemporary groups)