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 6.6% 3.1%	95% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 3.1%	95% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.5%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.7%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	80%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	80%
Sep 2025	Gestation (Days between conception and birth)	-2.04 days	99%
May 2025	Gestation (Days between conception and birth)	-2.05 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.40	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.28	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.08%	92%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.01%	92%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 3.1%	95% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 3.1%	95% 97%
Sep 2025	Birth Size	22.5%	94%
May 2025	Birth Size	22.7%	94%
Sep 2025	Birth Weight	41.3 kg	80%
May 2025	Birth Weight	41.2 kg	80%
Sep 2025	Gest	-2.04 days	99%
May 2025	Gest	-2.05 days	99%
Sep 2025	Mort	0.40	99%
May 2025	Mort	0.28	99%
Sep 2025	Maternal Calving Difficulty	4.08%	92%
May 2025	Maternal Calving Difficulty	4.01%	92%

921 total progeny records from 235 dairy contemporary groups

( 6,933 herdmate records from 232 dairy contemporary groups)

274 progeny ( 1,331 herdmates) born to heifers
213 progeny ( 1,724 herdmates) born to 2nd parity dam
434 progeny ( 3,878 herdmates) born to ≥3rd parity dam
32% progeny (39.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 93.5%, FR: 4.8%, JE: 0.2%, NR: 0.0%, OTHER: 0.6%	HO: 92.4%, FR: 5.9%, JE: 0.2%, NR: 0.0%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7% 3% 3%	7.2% 2.9% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	781 Days 1191 Days 2214 Days	791 Days 1187 Days 2177 Days

68 total progeny records from 15 contemporary groups

( 904 herdmate records from 15 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 80.3%, FR: 18.1%, JE: 0.0%, NR: 0.0%, OTHER: 0.0%	HO: 78.0%, FR: 18.3%, JE: 0.0%, NR: 0.0%, OTHER: 0.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.1% 21.9% 20.2%	21.4% 21.6% 21.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.7kg 41.5kg 41.3kg	41.5kg 41.5kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	748 Days 1157 Days 2354 Days	744 Days 1134 Days 2119 Days

6 total progeny records from 4 contemporary groups

( 87 herdmate records from 4 contemporary groups)