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	High 8.8% 3.7%	80% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.9% 3.7%	80% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	26.2%	84%
May 2025	Birth Size (Progeny expected to be born large or extra large)	25.9%	83%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.7 kg	81%
May 2025	Birth Weight (Expected progeny birth weight)	42.8 kg	80%
Sep 2025	Gestation (Days between conception and birth)	2.66 days	98%
May 2025	Gestation (Days between conception and birth)	2.70 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-1.04	98%
May 2025	Mortality (Calves dead at or soon after birth)	-1.03	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.21%	88%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.29%	86%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.8% 3.7%	80% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.9% 3.7%	80% 95%
Sep 2025	Birth Size	26.2%	84%
May 2025	Birth Size	25.9%	83%
Sep 2025	Birth Weight	42.7 kg	81%
May 2025	Birth Weight	42.8 kg	80%
Sep 2025	Gest	2.66 days	98%
May 2025	Gest	2.70 days	98%
Sep 2025	Mort	-1.04	98%
May 2025	Mort	-1.03	98%
Sep 2025	Maternal Calving Difficulty	3.21%	88%
May 2025	Maternal Calving Difficulty	3.29%	86%

536 total progeny records from 124 dairy contemporary groups

( 5,276 herdmate records from 124 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 22.9%, FR: 10.6%, JE: 0.4%, NR: 1.7%, OTHER: 61.5%	HO: 41.6%, FR: 19.7%, JE: 0.7%, NR: 1.1%, OTHER: 33.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	9.3% 3.7% 3.5%	7.8% 3.2% 3.2%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	852 Days 1137 Days 2244 Days	768 Days 1148 Days 2275 Days

19 total progeny records from 8 contemporary groups

( 329 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 25.4%, FR: 15.3%, JE: 0.1%, NR: 0.2%, OTHER: 55.8%	HO: 36.5%, FR: 27.2%, JE: 0.4%, NR: 2.0%, OTHER: 31.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.9% 22.5% 25.7%	21.6% 19.8% 21%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 41.9kg 42.6kg	42.1kg 41.8kg 41.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	735 Days 1093 Days 2151 Days	755 Days 1128 Days 2036 Days

22 total progeny records from 8 contemporary groups

( 450 herdmate records from 8 contemporary groups)