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 5.5% 2.2%	96% ( 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 5.5% 2.3%	96% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.1%	89%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.3%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-4.78 days	99%
May 2025	Gestation (Days between conception and birth)	-4.80 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.60	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.64	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.97%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.98%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.2%	96% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.3%	96% 97%
Sep 2025	Birth Size	17.1%	89%
May 2025	Birth Size	17.3%	89%
Sep 2025	Birth Weight	40.9 kg	94%
May 2025	Birth Weight	40.7 kg	94%
Sep 2025	Gest	-4.78 days	99%
May 2025	Gest	-4.80 days	99%
Sep 2025	Mort	-0.60	99%
May 2025	Mort	-0.64	99%
Sep 2025	Maternal Calving Difficulty	4.97%	94%
May 2025	Maternal Calving Difficulty	4.98%	94%

1,176 total progeny records from 316 dairy contemporary groups

( 17,684 herdmate records from 314 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 83.4%, FR: 13.9%, JE: 0.8%, NR: 0.2%, OTHER: 0.4%	HO: 77.3%, FR: 16.2%, JE: 3.0%, NR: 0.8%, OTHER: 1.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.5% 2.7% 2.8%	6.6% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	816 Days 1154 Days 2073 Days	780 Days 1144 Days 2153 Days

23 total progeny records from 14 contemporary groups

( 808 herdmate records from 14 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 85.5%, FR: 13.1%, JE: 0.2%, NR: 0.0%, OTHER: 0.3%	HO: 78.9%, FR: 17.2%, JE: 0.4%, NR: 1.2%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 21.6% 19.2%	0% 18.5% 19.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.4kg 41.3kg 41.2kg	41.2kg 41.3kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	773 Days 1126 Days 2267 Days	747 Days 1138 Days 2081 Days

46 total progeny records from 10 contemporary groups

( 649 herdmate records from 10 contemporary groups)