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 0.71
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -0.62 -0.375 0.23
Prot (kg) -0.73 -0.441 0.32
Fertility Sub Index 0.34
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.12
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 2.84

* Based on an €80/tonne carbon price