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	Moderate 8.0% 3.0%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.0% 3.0%	95% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	25.5%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.9%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.2 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	42.2 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-3.09 days	99%
May 2025	Gestation (Days between conception and birth)	-3.09 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.71	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.62	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.43%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.41%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.0% 3.0%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.0% 3.0%	95% 98%
Sep 2025	Birth Size	25.5%	95%
May 2025	Birth Size	24.9%	94%
Sep 2025	Birth Weight	42.2 kg	95%
May 2025	Birth Weight	42.2 kg	94%
Sep 2025	Gest	-3.09 days	99%
May 2025	Gest	-3.09 days	99%
Sep 2025	Mort	0.71	99%
May 2025	Mort	0.62	99%
Sep 2025	Maternal Calving Difficulty	4.43%	94%
May 2025	Maternal Calving Difficulty	4.41%	94%

1,054 total progeny records from 331 dairy contemporary groups

( 11,009 herdmate records from 327 dairy contemporary groups)

232 progeny ( 1,814 herdmates) born to heifers
238 progeny ( 2,821 herdmates) born to 2nd parity dam
584 progeny ( 6,374 herdmates) born to ≥3rd parity dam
46.3% progeny (48.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 89.1%, FR: 9.2%, JE: 0.3%, NR: 0.0%, OTHER: 0.5%	HO: 85.1%, FR: 11.3%, JE: 1.4%, NR: 0.2%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.2% 2.9% 3%	7.1% 2.9% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	778 Days 1203 Days 2191 Days	775 Days 1171 Days 2150 Days

74 total progeny records from 15 contemporary groups

( 869 herdmate records from 15 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 85.5%, FR: 12.8%, JE: 0.2%, NR: 0.0%, OTHER: 0.8%	HO: 78.6%, FR: 17.9%, JE: 1.0%, NR: 0.1%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.5% 21.7% 20.6%	21.2% 21% 21.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.8kg 41kg 41.4kg	41.3kg 41.2kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1164 Days 2100 Days	744 Days 1130 Days 2128 Days

54 total progeny records from 11 contemporary groups

( 979 herdmate records from 11 contemporary groups)