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 -0.17
Milk (kg) -8.00 -0.014 0.11
Fat (kg) 2.11 -0.375 -0.79
Prot (kg) -1.15 -0.441 0.51
Fertility Sub Index 3.89
Calving Interval (days) -1.98 -1.459 2.89
Survival (%) 0.90 1.117 1.01
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 0.93
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.61 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 5.31

* Based on an €80/tonne carbon price