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 -4.05
Milk (kg) 215.00 -0.014 -3.01
Fat (kg) 1.80 -0.375 -0.67
Prot (kg) 0.82 -0.441 -0.36
Fertility Sub Index -3.90
Calving Interval (days) 1.86 -1.459 -2.71
Survival (%) -1.06 1.117 -1.18
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.05
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index -6.18

* Based on an €80/tonne carbon price