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 6.2% 2.7%	92% ( 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 6.1% 2.7%	92% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.5%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.4%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.1 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	40.2 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-4.50 days	99%
May 2025	Gestation (Days between conception and birth)	-4.50 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.02	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.09	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.18%	87%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.18%	86%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.7%	92% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.7%	92% 97%
Sep 2025	Birth Size	17.5%	96%
May 2025	Birth Size	17.4%	95%
Sep 2025	Birth Weight	40.1 kg	94%
May 2025	Birth Weight	40.2 kg	94%
Sep 2025	Gest	-4.50 days	99%
May 2025	Gest	-4.50 days	99%
Sep 2025	Mort	0.02	99%
May 2025	Mort	0.09	99%
Sep 2025	Maternal Calving Difficulty	4.18%	87%
May 2025	Maternal Calving Difficulty	4.18%	86%

1,623 total progeny records from 383 dairy contemporary groups

( 28,834 herdmate records from 381 dairy contemporary groups)

117 progeny ( 1,203 herdmates) born to heifers
428 progeny ( 7,517 herdmates) born to 2nd parity dam
1,078 progeny ( 20,114 herdmates) born to ≥3rd parity dam
35.2% progeny (45.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.8%, FR: 21.5%, JE: 3.5%, NR: 0.3%, OTHER: 0.6%	HO: 71.2%, FR: 21.2%, JE: 4.8%, NR: 0.4%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.5%	6.3% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	765 Days 1116 Days 2080 Days	757 Days 1124 Days 2187 Days

137 total progeny records from 37 contemporary groups

( 2,748 herdmate records from 37 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.4%, FR: 21.4%, JE: 2.4%, NR: 0.5%, OTHER: 0.7%	HO: 69.7%, FR: 21.7%, JE: 5.1%, NR: 0.4%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.9% 19.7% 19.3%	18.4% 18.6% 19%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 40.9kg 40.8kg	40.3kg 40.6kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	751 Days 1128 Days 2101 Days	755 Days 1125 Days 2160 Days

62 total progeny records from 16 contemporary groups

( 1,532 herdmate records from 16 contemporary groups)