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 4.6% 2.2%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.2%	95% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	11.7%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	11.5%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.7 kg	88%
May 2025	Birth Weight (Expected progeny birth weight)	38.9 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-4.22 days	99%
May 2025	Gestation (Days between conception and birth)	-4.23 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.50	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.59	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.05%	93%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.02%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.2%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.2%	95% 96%
Sep 2025	Birth Size	11.7%	93%
May 2025	Birth Size	11.5%	93%
Sep 2025	Birth Weight	38.7 kg	88%
May 2025	Birth Weight	38.9 kg	88%
Sep 2025	Gest	-4.22 days	99%
May 2025	Gest	-4.23 days	99%
Sep 2025	Mort	-0.50	99%
May 2025	Mort	-0.59	99%
Sep 2025	Maternal Calving Difficulty	5.05%	93%
May 2025	Maternal Calving Difficulty	5.02%	93%

710 total progeny records from 167 dairy contemporary groups

( 11,779 herdmate records from 166 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.1%, FR: 19.4%, JE: 4.8%, NR: 1.5%, OTHER: 2.3%	HO: 68.7%, FR: 20.5%, JE: 5.5%, NR: 1.5%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.7% 2.7%	6.6% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	743 Days 1119 Days 2072 Days	742 Days 1116 Days 2095 Days

45 total progeny records from 9 contemporary groups

( 780 herdmate records from 9 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.0%, FR: 20.3%, JE: 5.1%, NR: 0.5%, OTHER: 1.4%	HO: 70.0%, FR: 18.3%, JE: 3.3%, NR: 2.9%, OTHER: 1.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.3% 19.5% 21.2%	18.5% 19.4% 19%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.8kg 41.7kg	0kg 41.1kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	740 Days 1115 Days 1830 Days	742 Days 1111 Days 2047 Days

13 total progeny records from 4 contemporary groups

( 375 herdmate records from 4 contemporary groups)