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 7.8% 2.8%	65% ( High) 92% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.8% 2.8%	66% 91%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.3%	87%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.3%	86%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	87%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	86%
Sep 2025	Gestation (Days between conception and birth)	-3.60 days	97%
May 2025	Gestation (Days between conception and birth)	-3.54 days	96%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.28	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.14	96%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.06%	78%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.05%	76%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.8% 2.8%	65% ( High) 92% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.8% 2.8%	66% 91%
Sep 2025	Birth Size	22.3%	87%
May 2025	Birth Size	22.3%	86%
Sep 2025	Birth Weight	41.6 kg	87%
May 2025	Birth Weight	41.6 kg	86%
Sep 2025	Gest	-3.60 days	97%
May 2025	Gest	-3.54 days	96%
Sep 2025	Mort	-0.28	97%
May 2025	Mort	-0.14	96%
Sep 2025	Maternal Calving Difficulty	5.06%	78%
May 2025	Maternal Calving Difficulty	5.05%	76%

259 total progeny records from 75 dairy contemporary groups

( 9,235 herdmate records from 75 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.6%, FR: 23.0%, JE: 5.5%, NR: 0.3%, OTHER: 0.8%	HO: 68.8%, FR: 22.3%, JE: 6.5%, NR: 0.4%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.5% 2.4%	6.5% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	721 Days 1100 Days 2110 Days	745 Days 1114 Days 2179 Days

29 total progeny records from 6 contemporary groups

( 670 herdmate records from 6 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.8%, FR: 23.4%, JE: 2.0%, NR: 0.0%, OTHER: 0.7%	HO: 72.4%, FR: 21.9%, JE: 3.8%, NR: 0.1%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 18.3% 18.8%	0% 18.9% 18.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41kg 41kg	0kg 41kg 40.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1087 Days 2034 Days	0 Days 1112 Days 2097 Days

21 total progeny records from 4 contemporary groups

( 617 herdmate records from 4 contemporary groups)