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 8.60
Milk (kg) -313.00 -0.014 4.38
Fat (kg) 0.10 -0.375 -0.04
Prot (kg) -9.65 -0.441 4.26
Fertility Sub Index -2.63
Calving Interval (days) 1.48 -1.459 -2.16
Survival (%) -0.42 1.117 -0.47
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index 0.27
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 7.31

* Based on an €80/tonne carbon price