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 3.66
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -1.93 -0.375 0.72
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index -2.15
Calving Interval (days) 1.09 -1.459 -1.59
Survival (%) -0.50 1.117 -0.56
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index 0.40
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.27 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 2.51

* Based on an €80/tonne carbon price