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 5.09
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -6.94 -0.375 2.60
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index -0.80
Calving Interval (days) 0.21 -1.459 -0.31
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 1.54
Gestation Length (days) -1.68 -0.919 1.54
Beef Sub Index 0.40
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.22 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index 6.03

* Based on an €80/tonne carbon price