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 11.43
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -10.10 -0.375 3.78
Prot (kg) -12.70 -0.441 5.61
Fertility Sub Index -0.38
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index 0.04
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 13.36

* Based on an €80/tonne carbon price