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 1.77
Milk (kg) -53.00 -0.014 0.74
Fat (kg) 1.19 -0.375 -0.45
Prot (kg) -3.34 -0.441 1.47
Fertility Sub Index 2.55
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) 1.59 1.117 1.78
Calving Sub Index 3.34
Gestation Length (days) -3.63 -0.919 3.34
Beef Sub Index -1.06
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 4.29 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 6.91

* Based on an €80/tonne carbon price