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	Moderate 8.4% 3.6%	78% ( High) 88% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.6% 3.7%	76% 87%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	26.4%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	27.6%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	43.0 kg	78%
May 2025	Birth Weight (Expected progeny birth weight)	43.3 kg	78%
Sep 2025	Gestation (Days between conception and birth)	0.84 days	96%
May 2025	Gestation (Days between conception and birth)	0.82 days	96%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.65	96%
May 2025	Mortality (Calves dead at or soon after birth)	-0.43	96%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	2.74%	72%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	2.41%	71%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.4% 3.6%	78% ( High) 88% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.6% 3.7%	76% 87%
Sep 2025	Birth Size	26.4%	90%
May 2025	Birth Size	27.6%	89%
Sep 2025	Birth Weight	43.0 kg	78%
May 2025	Birth Weight	43.3 kg	78%
Sep 2025	Gest	0.84 days	96%
May 2025	Gest	0.82 days	96%
Sep 2025	Mort	-0.65	96%
May 2025	Mort	-0.43	96%
Sep 2025	Maternal Calving Difficulty	2.74%	72%
May 2025	Maternal Calving Difficulty	2.41%	71%

278 total progeny records from 79 dairy contemporary groups

( 2,333 herdmate records from 78 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 44.2%, FR: 13.2%, JE: 2.3%, NR: 2.2%, OTHER: 3.4%	HO: 53.5%, FR: 16.0%, JE: 2.5%, NR: 1.3%, OTHER: 3.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.8% 3.2% 2.8%	7.6% 3.1% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	790 Days 1157 Days 2161 Days	753 Days 1157 Days 2169 Days

53 total progeny records from 17 contemporary groups

( 604 herdmate records from 17 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 21.9%, FR: 1.1%, JE: 1.1%, NR: 0.0%, OTHER: 0.2%	HO: 32.1%, FR: 4.1%, JE: 3.6%, NR: 0.3%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	25.9% 25.6% 23.8%	22.7% 24.6% 23.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42.2kg 42.2kg 41.7kg	42.8kg 42.4kg 42.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	784 Days 1305 Days 2076 Days	765 Days 1191 Days 2012 Days

18 total progeny records from 3 contemporary groups

( 168 herdmate records from 3 contemporary groups)