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 2.87
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -2.87 -0.375 1.07
Prot (kg) -2.55 -0.441 1.13
Fertility Sub Index 0.91
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 0.28 1.117 0.31
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.81
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -2.85 -0.432 1.23
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 15.91

* Based on an €80/tonne carbon price