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 4.2% 1.9%	71% ( High) 84% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.2% 1.9%	70% 83%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	7.5%	75%
May 2025	Birth Size (Progeny expected to be born large or extra large)	6.8%	75%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.0 kg	70%
May 2025	Birth Weight (Expected progeny birth weight)	38.1 kg	69%
Sep 2025	Gestation (Days between conception and birth)	-2.28 days	93%
May 2025	Gestation (Days between conception and birth)	-2.29 days	93%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.50	93%
May 2025	Mortality (Calves dead at or soon after birth)	0.45	93%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.85%	72%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.89%	71%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.2% 1.9%	71% ( High) 84% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.2% 1.9%	70% 83%
Sep 2025	Birth Size	7.5%	75%
May 2025	Birth Size	6.8%	75%
Sep 2025	Birth Weight	38.0 kg	70%
May 2025	Birth Weight	38.1 kg	69%
Sep 2025	Gest	-2.28 days	93%
May 2025	Gest	-2.29 days	93%
Sep 2025	Mort	0.50	93%
May 2025	Mort	0.45	93%
Sep 2025	Maternal Calving Difficulty	4.85%	72%
May 2025	Maternal Calving Difficulty	4.89%	71%

71 total progeny records from 14 dairy contemporary groups

( 2,055 herdmate records from 14 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.7%, FR: 22.7%, JE: 15.1%, NR: 0.9%, OTHER: 0.7%	HO: 52.7%, FR: 19.7%, JE: 23.5%, NR: 1.9%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.2% 2.4% 2.4%	6.2% 2.3% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	734 Days 1096 Days 2161 Days	725 Days 1119 Days 2063 Days

6 total progeny records from 1 contemporary groups

( 104 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.4%, FR: 21.2%, JE: 8.3%, NR: 0.0%, OTHER: 0.7%	HO: 60.0%, FR: 18.6%, JE: 19.6%, NR: 0.4%, OTHER: 0.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 18.8% 17.8%	0% 17.6% 17%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.9kg 0kg 41.6kg	40.4kg 0kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	734 Days 1110 Days 2102 Days	727 Days 1099 Days 1992 Days

3 total progeny records from 2 contemporary groups

( 301 herdmate records from 2 contemporary groups)