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 8.49
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -1.06 -0.375 0.40
Prot (kg) -13.80 -0.441 6.09
Fertility Sub Index -3.64
Calving Interval (days) 1.72 -1.459 -2.51
Survival (%) -1.01 1.117 -1.13
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index 0.75
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 7.31

* Based on an €80/tonne carbon price