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 9.84
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -8.56 -0.375 3.21
Prot (kg) -8.79 -0.441 3.88
Fertility Sub Index 2.44
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) 1.14 1.117 1.27
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.86
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.09 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 23.78

* Based on an €80/tonne carbon price