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 2.97
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -0.62 -0.375 0.23
Prot (kg) -3.47 -0.441 1.53
Fertility Sub Index -1.05
Calving Interval (days) 0.02 -1.459 -0.03
Survival (%) -0.91 1.117 -1.02
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index -0.29
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) -0.91 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 3.63

* Based on an €80/tonne carbon price