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 4.9% 2.4%	99% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.4%	99% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	8.5%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	8.6%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.3 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	38.4 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-3.27 days	99%
May 2025	Gestation (Days between conception and birth)	-3.27 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.19	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.15	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.98%	97%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.95%	97%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.4%	99% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.4%	99% 98%
Sep 2025	Birth Size	8.5%	94%
May 2025	Birth Size	8.6%	94%
Sep 2025	Birth Weight	38.3 kg	95%
May 2025	Birth Weight	38.4 kg	95%
Sep 2025	Gest	-3.27 days	99%
May 2025	Gest	-3.27 days	99%
Sep 2025	Mort	0.19	99%
May 2025	Mort	0.15	99%
Sep 2025	Maternal Calving Difficulty	4.98%	97%
May 2025	Maternal Calving Difficulty	4.95%	97%

2,556 total progeny records from 361 dairy contemporary groups

( 32,222 herdmate records from 361 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 49.4%, FR: 18.2%, JE: 29.2%, NR: 1.1%, OTHER: 1.1%	HO: 49.1%, FR: 18.1%, JE: 28.7%, NR: 1.2%, OTHER: 1.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.5% 2.3% 2.3%	5.6% 2.3% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	722 Days 1093 Days 2073 Days	732 Days 1110 Days 2100 Days

67 total progeny records from 17 contemporary groups

( 1,055 herdmate records from 16 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 46.8%, FR: 18.3%, JE: 30.7%, NR: 1.2%, OTHER: 1.1%	HO: 49.6%, FR: 17.5%, JE: 29.1%, NR: 1.1%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	12.9% 15.9% 15.5%	15.2% 14.8% 15.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	38.9kg 39.5kg 39.7kg	39kg 39.1kg 39.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	717 Days 1111 Days 1943 Days	728 Days 1103 Days 2167 Days

104 total progeny records from 15 contemporary groups

( 2,417 herdmate records from 15 contemporary groups)