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 1.37
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -2.88 -0.375 1.08
Prot (kg) 0.03 -0.441 -0.01
Fertility Sub Index 1.44
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) 0.41 1.117 0.46
Calving Sub Index -1.03
Gestation Length (days) 1.12 -0.919 -1.03
Beef Sub Index -4.22
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 5.37 -0.432 -2.32
Maintenance Sub Index Maint. Sub Index -2.79
Live WT (kg) 9.10 -0.307 -2.79
Total Carbon Sub Index -5.23

* Based on an €80/tonne carbon price