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 2.07
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -2.02 -0.375 0.76
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index 2.19
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 1.44
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 9.95

* Based on an €80/tonne carbon price