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 3.11
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -1.23 -0.375 0.46
Prot (kg) -4.01 -0.441 1.77
Fertility Sub Index -0.93
Calving Interval (days) 0.43 -1.459 -0.63
Survival (%) -0.27 1.117 -0.30
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index -0.37
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 1.46

* Based on an €80/tonne carbon price