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 8.8% 3.4%	72% ( High) 93% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.4% 3.3%	72% 93%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	28.7%	89%
May 2025	Birth Size (Progeny expected to be born large or extra large)	27.0%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.9 kg	76%
May 2025	Birth Weight (Expected progeny birth weight)	42.9 kg	76%
Sep 2025	Gestation (Days between conception and birth)	0.66 days	98%
May 2025	Gestation (Days between conception and birth)	0.66 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.26	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.38	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.37%	75%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.34%	75%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.8% 3.4%	72% ( High) 93% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.4% 3.3%	72% 93%
Sep 2025	Birth Size	28.7%	89%
May 2025	Birth Size	27.0%	89%
Sep 2025	Birth Weight	42.9 kg	76%
May 2025	Birth Weight	42.9 kg	76%
Sep 2025	Gest	0.66 days	98%
May 2025	Gest	0.66 days	98%
Sep 2025	Mort	-0.26	98%
May 2025	Mort	-0.38	98%
Sep 2025	Maternal Calving Difficulty	3.37%	75%
May 2025	Maternal Calving Difficulty	3.34%	75%

419 total progeny records from 84 dairy contemporary groups

( 5,473 herdmate records from 84 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 36.8%, FR: 22.4%, JE: 2.0%, NR: 3.7%, OTHER: 13.3%	HO: 54.4%, FR: 26.6%, JE: 2.2%, NR: 2.0%, OTHER: 6.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.9% 3.2% 3%	7.5% 2.8% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1123 Days 2251 Days	741 Days 1120 Days 2189 Days

42 total progeny records from 13 contemporary groups

( 754 herdmate records from 13 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 42.9%, FR: 20.7%, JE: 3.4%, NR: 0.9%, OTHER: 8.4%	HO: 50.4%, FR: 27.5%, JE: 2.6%, NR: 0.8%, OTHER: 4.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	24.9% 26.7% 20.2%	21.3% 21% 20.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 42.3kg 41.6kg	41.8kg 41.8kg 41.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	778 Days 1116 Days 2357 Days	746 Days 1118 Days 2207 Days

16 total progeny records from 3 contemporary groups

( 132 herdmate records from 3 contemporary groups)