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 1.66
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -0.62 -0.375 0.23
Prot (kg) -1.46 -0.441 0.64
Fertility Sub Index -0.40
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) -0.02 1.117 -0.02
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.01
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.03 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 10.18

* Based on an €80/tonne carbon price