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	High 8.3% 3.8%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.3% 3.8%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	28.4%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	28.0%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	43.0 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	43.1 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-2.78 days	99%
May 2025	Gestation (Days between conception and birth)	-2.80 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.44	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.49	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.31%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.29%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.3% 3.8%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.3% 3.8%	98% 99%
Sep 2025	Birth Size	28.4%	98%
May 2025	Birth Size	28.0%	98%
Sep 2025	Birth Weight	43.0 kg	97%
May 2025	Birth Weight	43.1 kg	97%
Sep 2025	Gest	-2.78 days	99%
May 2025	Gest	-2.80 days	99%
Sep 2025	Mort	-0.44	99%
May 2025	Mort	-0.49	99%
Sep 2025	Maternal Calving Difficulty	5.31%	99%
May 2025	Maternal Calving Difficulty	5.29%	99%

6,716 total progeny records from 1,433 dairy contemporary groups

( 64,330 herdmate records from 1,417 dairy contemporary groups)

267 progeny ( 2,613 herdmates) born to heifers
1,848 progeny ( 17,880 herdmates) born to 2nd parity dam
4,601 progeny ( 43,837 herdmates) born to ≥3rd parity dam
52.9% progeny (50.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.8%, FR: 24.3%, JE: 2.1%, NR: 0.6%, OTHER: 1.8%	HO: 67.8%, FR: 24.4%, JE: 2.2%, NR: 0.5%, OTHER: 2.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.2% 2.7% 2.8%	7% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	801 Days 1159 Days 2145 Days	778 Days 1149 Days 2155 Days

129 total progeny records from 33 contemporary groups

( 2,279 herdmate records from 33 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 57.3%, FR: 38.5%, JE: 0.9%, NR: 0.2%, OTHER: 0.7%	HO: 60.7%, FR: 34.9%, JE: 1.3%, NR: 0.2%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	24.8% 20.9% 20.3%	20.8% 20.3% 21.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 41.2kg 41.2kg	41.2kg 41.1kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	769 Days 1125 Days 2149 Days	754 Days 1130 Days 2135 Days

135 total progeny records from 28 contemporary groups

( 2,101 herdmate records from 28 contemporary groups)