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 3.80
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -1.50 -0.375 0.56
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index 1.76
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) -0.50 1.117 -0.56
Calving Sub Index 2.97
Gestation Length (days) -3.23 -0.919 2.97
Beef Sub Index -1.82
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 3.36 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index -0.74
Live WT (kg) 2.40 -0.307 -0.74
Total Carbon Sub Index 5.98

* Based on an €80/tonne carbon price