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 5.1% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.9%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.1%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.0 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.0 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-3.63 days	99%
May 2025	Gestation (Days between conception and birth)	-3.64 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.23	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.27	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.69%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.65%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 2.3%	99% 99%
Sep 2025	Birth Size	17.9%	98%
May 2025	Birth Size	18.1%	98%
Sep 2025	Birth Weight	40.0 kg	96%
May 2025	Birth Weight	40.0 kg	96%
Sep 2025	Gest	-3.63 days	99%
May 2025	Gest	-3.64 days	99%
Sep 2025	Mort	-0.23	99%
May 2025	Mort	-0.27	99%
Sep 2025	Maternal Calving Difficulty	4.69%	98%
May 2025	Maternal Calving Difficulty	4.65%	98%

3,472 total progeny records from 958 dairy contemporary groups

( 33,622 herdmate records from 946 dairy contemporary groups)

948 progeny ( 4,443 herdmates) born to heifers
790 progeny ( 8,453 herdmates) born to 2nd parity dam
1,734 progeny ( 20,726 herdmates) born to ≥3rd parity dam
46% progeny (49.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 80.6%, FR: 14.7%, JE: 1.0%, NR: 0.3%, OTHER: 1.7%	HO: 78.3%, FR: 16.0%, JE: 1.1%, NR: 0.4%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7% 2.9% 2.9%	7% 2.8% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	770 Days 1164 Days 2183 Days	768 Days 1150 Days 2173 Days

257 total progeny records from 52 contemporary groups

( 3,349 herdmate records from 50 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.2%, FR: 26.2%, JE: 0.3%, NR: 0.0%, OTHER: 1.6%	HO: 67.5%, FR: 28.6%, JE: 0.2%, NR: 0.0%, OTHER: 1.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.4% 20.2% 20.4%	20.8% 20.7% 20.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.9kg 41.3kg 41.2kg	41.3kg 41.2kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	744 Days 1146 Days 2167 Days	746 Days 1129 Days 2155 Days

59 total progeny records from 17 contemporary groups

( 475 herdmate records from 15 contemporary groups)