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 17.22
Milk (kg) -319.00 -0.014 4.47
Fat (kg) -17.01 -0.375 6.37
Prot (kg) -14.46 -0.441 6.38
Fertility Sub Index -2.66
Calving Interval (days) 1.91 -1.459 -2.79
Survival (%) 0.11 1.117 0.12
Calving Sub Index -1.84
Gestation Length (days) 2.00 -0.919 -1.84
Beef Sub Index -1.29
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 15.49

* Based on an €80/tonne carbon price