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 -0.76
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) 2.46 -0.375 -0.92
Prot (kg) -0.84 -0.441 0.37
Fertility Sub Index -2.07
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) -0.40 1.117 -0.45
Calving Sub Index 3.82
Gestation Length (days) -4.16 -0.919 3.82
Beef Sub Index -0.90
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) -0.60 -0.432 0.26
Maintenance Sub Index Maint. Sub Index -3.68
Live WT (kg) 12.00 -0.307 -3.68
Total Carbon Sub Index -3.58

* Based on an €80/tonne carbon price