Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index -2.78
Milk (kg) 136.00 -0.014 -1.90
Fat (kg) -0.29 -0.375 0.11
Prot (kg) 2.23 -0.441 -0.98
Fertility Sub Index -3.58
Calving Interval (days) 1.82 -1.459 -2.66
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.06
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.04 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -5.77

* Based on an €80/tonne carbon price