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 2.31
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -1.46 -0.375 0.55
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index -3.16
Calving Interval (days) 1.30 -1.459 -1.90
Survival (%) -1.13 1.117 -1.26
Calving Sub Index -0.85
Gestation Length (days) 0.93 -0.919 -0.85
Beef Sub Index 0.93
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 1.95

* Based on an €80/tonne carbon price