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 10.63
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -10.24 -0.375 3.84
Prot (kg) -9.90 -0.441 4.37
Fertility Sub Index -7.30
Calving Interval (days) 3.78 -1.459 -5.52
Survival (%) -1.60 1.117 -1.79
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 0.26
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index -0.83
Live WT (kg) 2.70 -0.307 -0.83
Total Carbon Sub Index 3.07

* Based on an €80/tonne carbon price