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 5.22
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -2.60 -0.375 0.97
Prot (kg) -3.60 -0.441 1.59
Fertility Sub Index -0.64
Calving Interval (days) 0.97 -1.459 -1.42
Survival (%) 0.69 1.117 0.77
Calving Sub Index -1.39
Gestation Length (days) 1.51 -0.919 -1.39
Beef Sub Index 1.00
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 3.31 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 9.98

* Based on an €80/tonne carbon price