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 7.44
Milk (kg) -264.00 -0.014 3.70
Fat (kg) -2.92 -0.375 1.09
Prot (kg) -6.00 -0.441 2.65
Fertility Sub Index 5.26
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 1.31 1.117 1.46
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.31
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.43 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 20.65

* Based on an €80/tonne carbon price