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 5.7% 2.2%	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 5.8% 2.2%	95% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.0%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.3%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.5 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	38.6 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-2.99 days	99%
May 2025	Gestation (Days between conception and birth)	-3.00 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.08	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.10	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.76%	93%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.83%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.2%	95% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.2%	95% 97%
Sep 2025	Birth Size	17.0%	94%
May 2025	Birth Size	17.3%	94%
Sep 2025	Birth Weight	38.5 kg	95%
May 2025	Birth Weight	38.6 kg	94%
Sep 2025	Gest	-2.99 days	99%
May 2025	Gest	-3.00 days	99%
Sep 2025	Mort	0.08	99%
May 2025	Mort	0.10	99%
Sep 2025	Maternal Calving Difficulty	4.76%	93%
May 2025	Maternal Calving Difficulty	4.83%	93%

1,213 total progeny records from 340 dairy contemporary groups

( 19,590 herdmate records from 339 dairy contemporary groups)

130 progeny ( 1,084 herdmates) born to heifers
337 progeny ( 4,834 herdmates) born to 2nd parity dam
746 progeny ( 13,672 herdmates) born to ≥3rd parity dam
50.5% progeny (49.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 80.7%, FR: 16.4%, JE: 0.9%, NR: 0.2%, OTHER: 0.5%	HO: 77.6%, FR: 17.6%, JE: 1.9%, NR: 0.5%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.5% 2.6% 2.6%	6.5% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	761 Days 1152 Days 2099 Days	752 Days 1138 Days 2179 Days

85 total progeny records from 23 contemporary groups

( 2,085 herdmate records from 23 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 78.7%, FR: 18.6%, JE: 1.2%, NR: 0.4%, OTHER: 0.5%	HO: 78.1%, FR: 18.7%, JE: 1.3%, NR: 0.3%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.5% 19.9% 18.9%	19% 19.2% 18.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 41.3kg 41kg	40.9kg 41kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1112 Days 1960 Days	738 Days 1120 Days 2187 Days

53 total progeny records from 15 contemporary groups

( 871 herdmate records from 15 contemporary groups)