Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 4.78
Milk (kg) -179.00 -0.014 2.51
Fat (kg) 0.22 -0.375 -0.08
Prot (kg) -5.35 -0.441 2.36
Fertility Sub Index -13.31
Calving Interval (days) 7.91 -1.459 -11.54
Survival (%) -1.58 1.117 -1.77
Calving Sub Index -2.76
Gestation Length (days) 3.00 -0.919 -2.76
Beef Sub Index -3.06
Carcass Weight (kg) 7.40 -0.528 -3.90
Age of Slaughter (days) -1.96 -0.432 0.85
Maintenance Sub Index Maint. Sub Index -5.12
Live WT (kg) 16.70 -0.307 -5.12
Total Carbon Sub Index -19.46

* Based on an €80/tonne carbon price