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 1.21
Milk (kg) -23.00 -0.014 0.32
Fat (kg) -1.08 -0.375 0.40
Prot (kg) -1.09 -0.441 0.48
Fertility Sub Index 2.51
Calving Interval (days) -1.06 -1.459 1.55
Survival (%) 0.86 1.117 0.96
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.47
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.13 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 14.56

* Based on an €80/tonne carbon price