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 6.0% 2.8%	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 6.0% 2.8%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.7%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.8%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-1.93 days	99%
May 2025	Gestation (Days between conception and birth)	-1.95 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.42	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.47	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.88%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.87%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.8%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.8%	99% 99%
Sep 2025	Birth Size	21.7%	97%
May 2025	Birth Size	21.8%	97%
Sep 2025	Birth Weight	40.9 kg	96%
May 2025	Birth Weight	41.0 kg	96%
Sep 2025	Gest	-1.93 days	99%
May 2025	Gest	-1.95 days	99%
Sep 2025	Mort	-0.42	99%
May 2025	Mort	-0.47	99%
Sep 2025	Maternal Calving Difficulty	4.88%	99%
May 2025	Maternal Calving Difficulty	4.87%	99%

4,932 total progeny records from 1,035 dairy contemporary groups

( 66,784 herdmate records from 1,031 dairy contemporary groups)

655 progeny ( 4,828 herdmates) born to heifers
1,238 progeny ( 16,785 herdmates) born to 2nd parity dam
3,039 progeny ( 45,171 herdmates) born to ≥3rd parity dam
49.7% progeny (50.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.8%, FR: 21.9%, JE: 4.4%, NR: 0.7%, OTHER: 1.2%	HO: 69.1%, FR: 21.7%, JE: 4.8%, NR: 0.7%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.6% 2.6%	6.3% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1122 Days 2066 Days	746 Days 1121 Days 2144 Days

174 total progeny records from 42 contemporary groups

( 2,394 herdmate records from 42 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.2%, FR: 19.6%, JE: 3.5%, NR: 0.8%, OTHER: 0.8%	HO: 70.5%, FR: 19.5%, JE: 4.5%, NR: 1.3%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.8% 19.4% 19.8%	19.5% 19.8% 20.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.5kg 41kg 40.8kg	40.8kg 41kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	774 Days 1129 Days 2066 Days	762 Days 1131 Days 2176 Days

135 total progeny records from 26 contemporary groups

( 2,068 herdmate records from 26 contemporary groups)