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 17.46
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -19.38 -0.375 7.26
Prot (kg) -13.31 -0.441 5.87
Fertility Sub Index 3.19
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) 1.03 1.117 1.15
Calving Sub Index -1.31
Gestation Length (days) 1.42 -0.919 -1.31
Beef Sub Index -0.40
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) -3.85 -0.432 1.66
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 19.65

* Based on an €80/tonne carbon price