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 6.4% 2.2%	97% ( 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 6.4% 2.3%	97% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.0%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.9%	92%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-2.94 days	99%
May 2025	Gestation (Days between conception and birth)	-2.96 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.56	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.63	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.20%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.14%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.2%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.3%	97% 99%
Sep 2025	Birth Size	19.0%	92%
May 2025	Birth Size	18.9%	92%
Sep 2025	Birth Weight	41.2 kg	93%
May 2025	Birth Weight	41.2 kg	93%
Sep 2025	Gest	-2.94 days	99%
May 2025	Gest	-2.96 days	99%
Sep 2025	Mort	-0.56	99%
May 2025	Mort	-0.63	99%
Sep 2025	Maternal Calving Difficulty	5.20%	98%
May 2025	Maternal Calving Difficulty	5.14%	98%

2,489 total progeny records from 990 dairy contemporary groups

( 29,559 herdmate records from 976 dairy contemporary groups)

172 progeny ( 1,088 herdmates) born to heifers
722 progeny ( 8,389 herdmates) born to 2nd parity dam
1,595 progeny ( 20,082 herdmates) born to ≥3rd parity dam
51.4% progeny (50.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.9%, FR: 14.2%, JE: 1.2%, NR: 0.1%, OTHER: 1.8%	HO: 74.2%, FR: 15.2%, JE: 1.5%, NR: 0.5%, OTHER: 2.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.4% 3.1% 3.3%	7.3% 3.1% 3.2%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	817 Days 1174 Days 2278 Days	780 Days 1159 Days 2247 Days

7 total progeny records from 2 contemporary groups

( 20 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.6%, FR: 13.6%, JE: 0.6%, NR: 2.9%, OTHER: 3.2%	HO: 73.2%, FR: 12.1%, JE: 6.2%, NR: 2.2%, OTHER: 2.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 22.5% 21.7%	0% 21.1% 22.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 41.3kg 42.1kg	41.2kg 40.9kg 41.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1089 Days 2222 Days	754 Days 1138 Days 2033 Days

28 total progeny records from 9 contemporary groups

( 674 herdmate records from 9 contemporary groups)