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 7.6% 3.4%	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 7.8% 3.4%	95% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.3%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.6%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-2.96 days	99%
May 2025	Gestation (Days between conception and birth)	-2.96 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.12	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.08	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.83%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.81%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.6% 3.4%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.8% 3.4%	95% 98%
Sep 2025	Birth Size	19.3%	92%
May 2025	Birth Size	19.6%	91%
Sep 2025	Birth Weight	41.4 kg	96%
May 2025	Birth Weight	41.4 kg	96%
Sep 2025	Gest	-2.96 days	99%
May 2025	Gest	-2.96 days	99%
Sep 2025	Mort	0.12	99%
May 2025	Mort	0.08	99%
Sep 2025	Maternal Calving Difficulty	4.83%	95%
May 2025	Maternal Calving Difficulty	4.81%	95%

1,418 total progeny records from 388 dairy contemporary groups

( 12,022 herdmate records from 380 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 87.2%, FR: 10.3%, JE: 0.5%, NR: 0.2%, OTHER: 0.6%	HO: 86.4%, FR: 10.4%, JE: 1.0%, NR: 0.3%, OTHER: 0.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.5% 3% 3%	7.4% 3% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	847 Days 1202 Days 2203 Days	800 Days 1189 Days 2181 Days

41 total progeny records from 10 contemporary groups

( 290 herdmate records from 10 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 85.7%, FR: 8.6%, JE: 0.4%, NR: 1.6%, OTHER: 2.1%	HO: 89.9%, FR: 7.3%, JE: 0.2%, NR: 0.5%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.9% 19.3% 21.2%	22.2% 21.5% 20.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 41.6kg 41.3kg	41.4kg 41.3kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	857 Days 1136 Days 2258 Days	770 Days 1135 Days 2216 Days

75 total progeny records from 11 contemporary groups

( 775 herdmate records from 11 contemporary groups)