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 1.67
Milk (kg) -55.00 -0.014 0.77
Fat (kg) 0.43 -0.375 -0.16
Prot (kg) -2.40 -0.441 1.06
Fertility Sub Index 2.66
Calving Interval (days) -1.73 -1.459 2.52
Survival (%) 0.12 1.117 0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.37
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 6.58

* Based on an €80/tonne carbon price