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 6.1% 2.2%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.2%	95% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.1%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.8%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-3.01 days	99%
May 2025	Gestation (Days between conception and birth)	-3.01 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.27	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.31	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.31%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.27%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.2%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.2%	95% 98%
Sep 2025	Birth Size	17.1%	94%
May 2025	Birth Size	16.8%	94%
Sep 2025	Birth Weight	40.6 kg	95%
May 2025	Birth Weight	40.8 kg	95%
Sep 2025	Gest	-3.01 days	99%
May 2025	Gest	-3.01 days	99%
Sep 2025	Mort	-0.27	99%
May 2025	Mort	-0.31	99%
Sep 2025	Maternal Calving Difficulty	5.31%	96%
May 2025	Maternal Calving Difficulty	5.27%	96%

1,799 total progeny records from 225 dairy contemporary groups

( 19,788 herdmate records from 225 dairy contemporary groups)

140 progeny ( 1,532 herdmates) born to heifers
516 progeny ( 4,646 herdmates) born to 2nd parity dam
1,143 progeny ( 13,610 herdmates) born to ≥3rd parity dam
54.5% progeny (50.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 52.7%, FR: 24.3%, JE: 16.8%, NR: 3.0%, OTHER: 1.4%	HO: 56.3%, FR: 24.0%, JE: 14.4%, NR: 2.0%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.8% 2.4% 2.5%	5.9% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	734 Days 1103 Days 2102 Days	734 Days 1111 Days 2156 Days

70 total progeny records from 15 contemporary groups

( 1,220 herdmate records from 15 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.7%, FR: 19.9%, JE: 15.3%, NR: 7.4%, OTHER: 2.3%	HO: 59.3%, FR: 21.3%, JE: 12.2%, NR: 3.1%, OTHER: 1.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.5% 16.7% 18.6%	18.4% 18.9% 19.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.9kg 40.2kg 39.9kg	39.6kg 40.1kg 40.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1114 Days 2081 Days	743 Days 1118 Days 2125 Days

93 total progeny records from 15 contemporary groups

( 1,000 herdmate records from 15 contemporary groups)