Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 4.93
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -3.84 -0.375 1.44
Prot (kg) -3.31 -0.441 1.46
Fertility Sub Index 24.58
Calving Interval (days) -14.41 -1.459 21.02
Survival (%) 3.18 1.117 3.55
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index 5.70
Carcass Weight (kg) -9.30 -0.528 4.91
Age of Slaughter (days) -1.85 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 7.20
Live WT (kg) -23.50 -0.307 7.20
Total Carbon Sub Index 43.64

* Based on an €80/tonne carbon price