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 10.96
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -12.20 -0.375 4.57
Prot (kg) -6.89 -0.441 3.04
Fertility Sub Index 3.63
Calving Interval (days) -2.46 -1.459 3.59
Survival (%) 0.04 1.117 0.04
Calving Sub Index 1.31
Gestation Length (days) -1.42 -0.919 1.31
Beef Sub Index -0.13
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.61 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 20.36

* Based on an €80/tonne carbon price