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 9.6% 3.9%	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 9.6% 3.9%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	26.3%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	26.3%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	44.0 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	44.1 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-3.50 days	99%
May 2025	Gestation (Days between conception and birth)	-3.52 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.69	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.75	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.31%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.28%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.6% 3.9%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.6% 3.9%	98% 99%
Sep 2025	Birth Size	26.3%	96%
May 2025	Birth Size	26.3%	96%
Sep 2025	Birth Weight	44.0 kg	96%
May 2025	Birth Weight	44.1 kg	96%
Sep 2025	Gest	-3.50 days	99%
May 2025	Gest	-3.52 days	99%
Sep 2025	Mort	-0.69	99%
May 2025	Mort	-0.75	99%
Sep 2025	Maternal Calving Difficulty	4.31%	99%
May 2025	Maternal Calving Difficulty	4.28%	99%

4,203 total progeny records from 979 dairy contemporary groups

( 48,606 herdmate records from 974 dairy contemporary groups)

91 progeny ( 1,195 herdmates) born to heifers
999 progeny ( 13,208 herdmates) born to 2nd parity dam
3,113 progeny ( 34,203 herdmates) born to ≥3rd parity dam
51.5% progeny (50.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.8%, FR: 29.0%, JE: 1.6%, NR: 0.5%, OTHER: 1.6%	HO: 61.4%, FR: 29.8%, JE: 2.9%, NR: 0.7%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.7% 2.8%	6.7% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	830 Days 1134 Days 2169 Days	769 Days 1137 Days 2174 Days

35 total progeny records from 14 contemporary groups

( 637 herdmate records from 13 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.3%, FR: 26.9%, JE: 1.0%, NR: 0.9%, OTHER: 1.1%	HO: 63.9%, FR: 28.3%, JE: 2.7%, NR: 1.1%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17% 20.9% 21.3%	18.9% 20% 19.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.8kg 41.9kg 41.6kg	41.1kg 40.8kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	745 Days 1096 Days 2136 Days	758 Days 1133 Days 2140 Days

104 total progeny records from 22 contemporary groups

( 1,419 herdmate records from 21 contemporary groups)