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 8.87
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -7.61 -0.375 2.85
Prot (kg) -8.56 -0.441 3.78
Fertility Sub Index 1.36
Calving Interval (days) -1.36 -1.459 1.98
Survival (%) -0.56 1.117 -0.63
Calving Sub Index 1.47
Gestation Length (days) -1.60 -0.919 1.47
Beef Sub Index 2.05
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 17.89

* Based on an €80/tonne carbon price