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 6.5% 2.8%	65% ( High) 91% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.8%	63% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.6%	72%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.2%	72%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	86%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	86%
Sep 2025	Gestation (Days between conception and birth)	-4.04 days	95%
May 2025	Gestation (Days between conception and birth)	-4.04 days	95%
Sep 2025	Mortality (Calves dead at or soon after birth)	1.01	95%
May 2025	Mortality (Calves dead at or soon after birth)	0.54	95%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.99%	78%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.06%	80%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 6.5% 2.8%	65% ( High) 91% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.8%	63% 94%
Sep 2025	Birth Size	21.6%	72%
May 2025	Birth Size	21.2%	72%
Sep 2025	Birth Weight	41.1 kg	86%
May 2025	Birth Weight	41.2 kg	86%
Sep 2025	Gest	-4.04 days	95%
May 2025	Gest	-4.04 days	95%
Sep 2025	Mort	1.01	95%
May 2025	Mort	0.54	95%
Sep 2025	Maternal Calving Difficulty	4.99%	78%
May 2025	Maternal Calving Difficulty	5.06%	80%

173 total progeny records from 33 dairy contemporary groups

( 1,796 herdmate records from 33 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 78.0%, FR: 18.4%, JE: 1.1%, NR: 1.0%, OTHER: 0.2%	HO: 73.2%, FR: 17.9%, JE: 2.4%, NR: 1.6%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.9% 3% 2.9%	6.9% 2.8% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1294 Days 2166 Days	748 Days 1160 Days 2114 Days

7 total progeny records from 2 contemporary groups

( 74 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.1%, FR: 37.4%, JE: 0.0%, NR: 2.1%, OTHER: 0.1%	HO: 68.0%, FR: 23.9%, JE: 0.0%, NR: 3.1%, OTHER: 2.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 20.8% 21.1%	0% 20% 21.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 0kg 41.7kg	0kg 0kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1798 Days 1915 Days	0 Days 1110 Days 2051 Days

18 total progeny records from 5 contemporary groups

( 444 herdmate records from 5 contemporary groups)