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 1.28
Milk (kg) -23.00 -0.014 0.32
Fat (kg) -3.38 -0.375 1.27
Prot (kg) 0.70 -0.441 -0.31
Fertility Sub Index 0.98
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 0.08 1.117 0.09
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -2.89
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 5.97 -0.432 -2.58
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 6.12

* Based on an €80/tonne carbon price