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 1.90
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -2.61 -0.375 0.98
Prot (kg) -1.64 -0.441 0.72
Fertility Sub Index 0.94
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) -0.53 1.117 -0.59
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index -1.40
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 0.07 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index -4.38
Live WT (kg) 14.30 -0.307 -4.38
Total Carbon Sub Index -3.40

* Based on an €80/tonne carbon price