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 12.10
Milk (kg) -213.00 -0.014 2.98
Fat (kg) -9.85 -0.375 3.69
Prot (kg) -12.30 -0.441 5.43
Fertility Sub Index 0.31
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) -0.96 1.117 -1.07
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index 1.98
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 2.63 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 18.93

* Based on an €80/tonne carbon price