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 6.4% 2.7%	79% ( High) 93% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.7%	79% 93%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.9%	86%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.4%	86%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.9 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	42.0 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-3.38 days	96%
May 2025	Gestation (Days between conception and birth)	-3.42 days	96%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.21	96%
May 2025	Mortality (Calves dead at or soon after birth)	-0.31	96%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.33%	87%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.35%	87%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.7%	79% ( High) 93% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.7%	79% 93%
Sep 2025	Birth Size	18.9%	86%
May 2025	Birth Size	18.4%	86%
Sep 2025	Birth Weight	41.9 kg	89%
May 2025	Birth Weight	42.0 kg	89%
Sep 2025	Gest	-3.38 days	96%
May 2025	Gest	-3.42 days	96%
Sep 2025	Mort	-0.21	96%
May 2025	Mort	-0.31	96%
Sep 2025	Maternal Calving Difficulty	4.33%	87%
May 2025	Maternal Calving Difficulty	4.35%	87%

193 total progeny records from 82 dairy contemporary groups

( 6,218 herdmate records from 82 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.1%, FR: 19.0%, JE: 3.1%, NR: 0.8%, OTHER: 1.4%	HO: 71.1%, FR: 20.1%, JE: 3.6%, NR: 1.2%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.4% 2.6% 2.7%	6.6% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	814 Days 1107 Days 2149 Days	720 Days 1119 Days 2119 Days

17 total progeny records from 8 contemporary groups

( 855 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.8%, FR: 22.2%, JE: 3.5%, NR: 0.5%, OTHER: 1.3%	HO: 65.7%, FR: 22.3%, JE: 3.7%, NR: 3.4%, OTHER: 2.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 19.2% 19.5%	0% 19% 18.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.7kg 40.9kg	0kg 41.7kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1090 Days 2142 Days	0 Days 1100 Days 2078 Days

14 total progeny records from 2 contemporary groups

( 163 herdmate records from 2 contemporary groups)