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 3.85
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -1.08 -0.375 0.40
Prot (kg) -4.63 -0.441 2.04
Fertility Sub Index -2.26
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) -0.48 1.117 -0.54
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.53
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 0.39

* Based on an €80/tonne carbon price