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 6.88
Milk (kg) 100.00 -0.014 -1.40
Fat (kg) -19.87 -0.375 7.44
Prot (kg) -1.90 -0.441 0.84
Fertility Sub Index -2.07
Calving Interval (days) 1.10 -1.459 -1.60
Survival (%) -0.42 1.117 -0.47
Calving Sub Index -2.17
Gestation Length (days) 2.36 -0.919 -2.17
Beef Sub Index -3.66
Carcass Weight (kg) 11.00 -0.528 -5.80
Age of Slaughter (days) -4.96 -0.432 2.14
Maintenance Sub Index Maint. Sub Index -6.32
Live WT (kg) 20.60 -0.307 -6.32
Total Carbon Sub Index -7.33

* Based on an €80/tonne carbon price