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 7.03
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -3.59 -0.375 1.34
Prot (kg) -5.55 -0.441 2.45
Fertility Sub Index -2.38
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index -0.11
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 7.56

* Based on an €80/tonne carbon price