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 -0.91
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) 1.25 -0.375 -0.47
Prot (kg) 0.06 -0.441 -0.03
Fertility Sub Index -0.95
Calving Interval (days) 0.43 -1.459 -0.63
Survival (%) -0.29 1.117 -0.32
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.16
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index -1.27

* Based on an €80/tonne carbon price