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 5.4% 2.3%	92% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.3%	87% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.6%	89%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.7%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-3.77 days	99%
May 2025	Gestation (Days between conception and birth)	-3.79 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)	5.63%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.59%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.3%	92% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.3%	87% 95%
Sep 2025	Birth Size	13.6%	89%
May 2025	Birth Size	13.7%	89%
Sep 2025	Birth Weight	40.5 kg	89%
May 2025	Birth Weight	40.5 kg	89%
Sep 2025	Gest	-3.77 days	99%
May 2025	Gest	-3.79 days	99%
Sep 2025	Mort	-0.69	99%
May 2025	Mort	-0.75	99%
Sep 2025	Maternal Calving Difficulty	5.63%	91%
May 2025	Maternal Calving Difficulty	5.59%	91%

534 total progeny records from 163 dairy contemporary groups

( 13,554 herdmate records from 163 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.2%, FR: 17.5%, JE: 14.0%, NR: 1.0%, OTHER: 1.7%	HO: 62.0%, FR: 18.8%, JE: 11.9%, NR: 2.2%, OTHER: 2.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.6% 2.6%	6% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1106 Days 2088 Days	746 Days 1120 Days 2100 Days

29 total progeny records from 9 contemporary groups

( 1,178 herdmate records from 9 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.0%, FR: 17.1%, JE: 12.2%, NR: 0.0%, OTHER: 2.6%	HO: 60.2%, FR: 19.0%, JE: 14.8%, NR: 0.9%, OTHER: 1.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 22.2% 17.9%	0% 17.3% 17.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	36.7kg 42.4kg 40.9kg	41kg 41.1kg 41.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1104 Days 2172 Days	736 Days 1112 Days 2005 Days

18 total progeny records from 5 contemporary groups

( 321 herdmate records from 5 contemporary groups)