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 2.17
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -2.17 -0.375 0.81
Prot (kg) -1.65 -0.441 0.73
Fertility Sub Index 0.36
Calving Interval (days) -0.23 -1.459 0.34
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.75
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.09 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 5.17

* Based on an €80/tonne carbon price