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 0.55
Milk (kg) 121.00 -0.014 -1.69
Fat (kg) -6.71 -0.375 2.51
Prot (kg) 0.60 -0.441 -0.26
Fertility Sub Index -3.03
Calving Interval (days) 1.40 -1.459 -2.04
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index -0.17
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.57 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index -2.25

* Based on an €80/tonne carbon price