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 6.2% 2.6%	92% ( V High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.6%	91% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.0%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.7%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.8 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	41.9 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-5.07 days	98%
May 2025	Gestation (Days between conception and birth)	-5.05 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.37	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.52	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.45%	86%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.41%	85%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.6%	92% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.6%	91% 94%
Sep 2025	Birth Size	17.0%	92%
May 2025	Birth Size	16.7%	91%
Sep 2025	Birth Weight	41.8 kg	92%
May 2025	Birth Weight	41.9 kg	92%
Sep 2025	Gest	-5.07 days	98%
May 2025	Gest	-5.05 days	98%
Sep 2025	Mort	-0.37	98%
May 2025	Mort	-0.52	98%
Sep 2025	Maternal Calving Difficulty	5.45%	86%
May 2025	Maternal Calving Difficulty	5.41%	85%

409 total progeny records from 120 dairy contemporary groups

( 9,029 herdmate records from 120 dairy contemporary groups)

77 progeny ( 1,283 herdmates) born to heifers
94 progeny ( 2,030 herdmates) born to 2nd parity dam
238 progeny ( 5,716 herdmates) born to ≥3rd parity dam
49.6% progeny (48.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.3%, FR: 21.5%, JE: 2.9%, NR: 0.1%, OTHER: 0.7%	HO: 69.2%, FR: 23.3%, JE: 4.6%, NR: 0.3%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.6%	5.9% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1109 Days 2185 Days	731 Days 1121 Days 2185 Days

50 total progeny records from 14 contemporary groups

( 1,259 herdmate records from 14 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 78.9%, FR: 18.1%, JE: 1.0%, NR: 0.0%, OTHER: 0.9%	HO: 78.0%, FR: 18.3%, JE: 2.0%, NR: 0.2%, OTHER: 0.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.7% 18% 19.7%	18.4% 18.7% 19.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.5kg 41.1kg	0kg 41kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1126 Days 2353 Days	738 Days 1123 Days 2214 Days

34 total progeny records from 8 contemporary groups

( 773 herdmate records from 8 contemporary groups)