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 8.1% 3.3%	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	Moderate 8.2% 3.3%	93% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	23.8%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.1%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-2.63 days	98%
May 2025	Gestation (Days between conception and birth)	-2.64 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.34	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.46	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.47%	90%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.44%	89%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.1% 3.3%	94% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.2% 3.3%	93% 96%
Sep 2025	Birth Size	23.8%	93%
May 2025	Birth Size	24.1%	93%
Sep 2025	Birth Weight	41.0 kg	94%
May 2025	Birth Weight	41.0 kg	94%
Sep 2025	Gest	-2.63 days	98%
May 2025	Gest	-2.64 days	98%
Sep 2025	Mort	-0.34	98%
May 2025	Mort	-0.46	98%
Sep 2025	Maternal Calving Difficulty	4.47%	90%
May 2025	Maternal Calving Difficulty	4.44%	89%

518 total progeny records from 156 dairy contemporary groups

( 4,619 herdmate records from 153 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 84.6%, FR: 10.7%, JE: 0.7%, NR: 0.3%, OTHER: 2.0%	HO: 81.6%, FR: 14.4%, JE: 0.7%, NR: 0.2%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 3% 3%	7.3% 2.9% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	791 Days 1247 Days 2366 Days	837 Days 1207 Days 2223 Days

58 total progeny records from 12 contemporary groups

( 1,206 herdmate records from 12 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 78.2%, FR: 19.9%, JE: 0.1%, NR: 0.0%, OTHER: 1.3%	HO: 65.1%, FR: 29.3%, JE: 0.1%, NR: 0.2%, OTHER: 1.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.6% 21.1% 21.4%	20.7% 21% 21.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.3kg 41.6kg 42.1kg	41.7kg 42.1kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	752 Days 1257 Days 2467 Days	761 Days 1173 Days 2236 Days

50 total progeny records from 15 contemporary groups

( 502 herdmate records from 15 contemporary groups)