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 19.74
Milk (kg) -485.00 -0.014 6.79
Fat (kg) -16.60 -0.375 6.22
Prot (kg) -15.26 -0.441 6.74
Fertility Sub Index 6.18
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) 2.16 1.117 2.41
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index -2.07
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 7.98 -0.432 -3.44
Maintenance Sub Index Maint. Sub Index 6.93
Live WT (kg) -22.60 -0.307 6.93
Total Carbon Sub Index 29.11

* Based on an €80/tonne carbon price