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 2.30
Milk (kg) -86.00 -0.014 1.20
Fat (kg) 3.64 -0.375 -1.36
Prot (kg) -5.58 -0.441 2.46
Fertility Sub Index 0.69
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) -0.24 1.117 -0.27
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.14
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 4.94

* Based on an €80/tonne carbon price