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 3.65
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -2.32 -0.375 0.87
Prot (kg) -4.74 -0.441 2.09
Fertility Sub Index -4.02
Calving Interval (days) 1.91 -1.459 -2.79
Survival (%) -1.10 1.117 -1.23
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index -2.97
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 5.29 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -5.18

* Based on an €80/tonne carbon price