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 1.90
Milk (kg) -77.00 -0.014 1.08
Fat (kg) 3.47 -0.375 -1.30
Prot (kg) -4.80 -0.441 2.12
Fertility Sub Index 0.55
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.21
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 3.39

* Based on an €80/tonne carbon price