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 -1.40
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 2.76 -0.375 -1.03
Prot (kg) 0.70 -0.441 -0.31
Fertility Sub Index -0.79
Calving Interval (days) -0.21 -1.459 0.31
Survival (%) -0.98 1.117 -1.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.80
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 0.51 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -2.38

* Based on an €80/tonne carbon price