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 1.16
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -2.93 -0.375 1.10
Prot (kg) 0.71 -0.441 -0.31
Fertility Sub Index 3.72
Calving Interval (days) -1.46 -1.459 2.13
Survival (%) 1.42 1.117 1.59
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.59
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 13.40

* Based on an €80/tonne carbon price