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 21.19
Milk (kg) -587.00 -0.014 8.22
Fat (kg) -14.47 -0.375 5.42
Prot (kg) -17.11 -0.441 7.55
Fertility Sub Index 1.44
Calving Interval (days) -1.34 -1.459 1.96
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -0.10
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 25.56

* Based on an €80/tonne carbon price