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 5.6% 2.2%	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 5.6% 2.2%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	10.7%	99%
May 2025	Birth Size (Progeny expected to be born large or extra large)	10.5%	99%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.6 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	39.6 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-4.69 days	99%
May 2025	Gestation (Days between conception and birth)	-4.75 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.25	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.21	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.66%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.59%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.2%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.2%	99% 99%
Sep 2025	Birth Size	10.7%	99%
May 2025	Birth Size	10.5%	99%
Sep 2025	Birth Weight	39.6 kg	99%
May 2025	Birth Weight	39.6 kg	99%
Sep 2025	Gest	-4.69 days	99%
May 2025	Gest	-4.75 days	99%
Sep 2025	Mort	0.25	99%
May 2025	Mort	0.21	99%
Sep 2025	Maternal Calving Difficulty	4.66%	99%
May 2025	Maternal Calving Difficulty	4.59%	99%

18,064 total progeny records from 4,517 dairy contemporary groups

( 195,889 herdmate records from 4,449 dairy contemporary groups)

6,527 progeny ( 31,388 herdmates) born to heifers
3,314 progeny ( 41,674 herdmates) born to 2nd parity dam
8,223 progeny ( 122,827 herdmates) born to ≥3rd parity dam
47.9% progeny (49.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.2%, FR: 20.1%, JE: 2.9%, NR: 0.5%, OTHER: 1.2%	HO: 72.3%, FR: 20.2%, JE: 3.2%, NR: 0.7%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.7%	6.4% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	749 Days 1133 Days 2203 Days	748 Days 1134 Days 2199 Days

1,166 total progeny records from 262 contemporary groups

( 16,123 herdmate records from 261 contemporary groups)

472 progeny ( 3,372 herdmates) born to heifers
239 progeny ( 3,215 herdmates) born to 2nd parity dam
455 progeny ( 9,536 herdmates) born to ≥3rd parity dam
46.9% progeny (49.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.2%, FR: 21.4%, JE: 1.4%, NR: 0.8%, OTHER: 1.0%	HO: 72.3%, FR: 21.3%, JE: 1.6%, NR: 1.0%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.2% 19.3% 20%	19.3% 19.2% 19.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 40.8kg 41.2kg	41.1kg 41.1kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	743 Days 1116 Days 2189 Days	752 Days 1136 Days 2215 Days

519 total progeny records from 97 contemporary groups

( 6,179 herdmate records from 96 contemporary groups)

160 progeny ( 1,267 herdmates) born to heifers
124 progeny ( 1,182 herdmates) born to 2nd parity dam
235 progeny ( 3,730 herdmates) born to ≥3rd parity dam
52.2% progeny (49.3% herdmates) were males
Dam Info