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 -1.79
Milk (kg) 26.00 -0.014 -0.36
Fat (kg) 4.53 -0.375 -1.70
Prot (kg) -0.61 -0.441 0.27
Fertility Sub Index 0.07
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.23
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index -0.98

* Based on an €80/tonne carbon price