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 2.07
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -2.02 -0.375 0.76
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index -0.05
Calving Interval (days) -0.21 -1.459 0.31
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index 1.86
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.33 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 6.86

* Based on an €80/tonne carbon price