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 6.5% 2.7%	94% ( 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 6.5% 2.7%	93% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.8%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.7%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	80%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	80%
Sep 2025	Gestation (Days between conception and birth)	-3.93 days	99%
May 2025	Gestation (Days between conception and birth)	-3.92 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.30	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.33	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.26%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.33%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.5% 2.7%	94% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.5% 2.7%	93% 97%
Sep 2025	Birth Size	21.8%	94%
May 2025	Birth Size	21.7%	94%
Sep 2025	Birth Weight	41.0 kg	80%
May 2025	Birth Weight	40.9 kg	80%
Sep 2025	Gest	-3.93 days	99%
May 2025	Gest	-3.92 days	99%
Sep 2025	Mort	-0.30	99%
May 2025	Mort	-0.33	99%
Sep 2025	Maternal Calving Difficulty	4.26%	94%
May 2025	Maternal Calving Difficulty	4.33%	94%

1,539 total progeny records from 383 dairy contemporary groups

( 28,052 herdmate records from 383 dairy contemporary groups)

173 progeny ( 1,883 herdmates) born to heifers
309 progeny ( 6,373 herdmates) born to 2nd parity dam
1,057 progeny ( 19,796 herdmates) born to ≥3rd parity dam
41.5% progeny (49.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.0%, FR: 23.3%, JE: 6.8%, NR: 0.9%, OTHER: 1.2%	HO: 66.1%, FR: 24.4%, JE: 5.7%, NR: 0.7%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.5%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1104 Days 2214 Days	740 Days 1114 Days 2200 Days

75 total progeny records from 24 contemporary groups

( 1,824 herdmate records from 24 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.8%, FR: 19.2%, JE: 5.0%, NR: 1.5%, OTHER: 2.2%	HO: 69.6%, FR: 21.5%, JE: 3.1%, NR: 1.5%, OTHER: 1.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.7% 19.4% 18.7%	18.4% 19.2% 19.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 39.3kg 40.1kg	0kg 40.3kg 40.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1105 Days 2410 Days	735 Days 1118 Days 2213 Days

7 total progeny records from 2 contemporary groups

( 289 herdmate records from 2 contemporary groups)