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% 2.1%	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 5.1% 2.1%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.6%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.3%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-4.53 days	99%
May 2025	Gestation (Days between conception and birth)	-4.55 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.36	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.31	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.36%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.33%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.1%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.1%	99% 99%
Sep 2025	Birth Size	15.6%	98%
May 2025	Birth Size	15.3%	98%
Sep 2025	Birth Weight	39.8 kg	98%
May 2025	Birth Weight	39.9 kg	98%
Sep 2025	Gest	-4.53 days	99%
May 2025	Gest	-4.55 days	99%
Sep 2025	Mort	0.36	99%
May 2025	Mort	0.31	99%
Sep 2025	Maternal Calving Difficulty	5.36%	99%
May 2025	Maternal Calving Difficulty	5.33%	99%

7,983 total progeny records from 2,126 dairy contemporary groups

( 61,703 herdmate records from 2,078 dairy contemporary groups)

2,266 progeny ( 9,506 herdmates) born to heifers
1,864 progeny ( 15,754 herdmates) born to 2nd parity dam
3,853 progeny ( 36,443 herdmates) born to ≥3rd parity dam
45.1% progeny (49.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 86.3%, FR: 10.9%, JE: 0.6%, NR: 0.1%, OTHER: 0.5%	HO: 83.9%, FR: 12.1%, JE: 1.2%, NR: 0.2%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.2% 2.9% 3%	7.1% 2.9% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	779 Days 1190 Days 2179 Days	778 Days 1177 Days 2169 Days

208 total progeny records from 60 contemporary groups

( 2,362 herdmate records from 58 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 88.7%, FR: 8.6%, JE: 0.4%, NR: 0.0%, OTHER: 0.2%	HO: 84.5%, FR: 11.2%, JE: 0.6%, NR: 0.4%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.6% 21.4% 21.8%	20.8% 20.6% 20.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.3kg 41.8kg 41.8kg	41.4kg 41.4kg 41.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	785 Days 1172 Days 2236 Days	771 Days 1146 Days 2135 Days

213 total progeny records from 36 contemporary groups

( 2,193 herdmate records from 36 contemporary groups)