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 0.89
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -1.32 -0.375 0.49
Prot (kg) -0.95 -0.441 0.42
Fertility Sub Index 1.36
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.44
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.19 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 4.14

* Based on an €80/tonne carbon price