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 4.85
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -3.09 -0.375 1.16
Prot (kg) -5.67 -0.441 2.50
Fertility Sub Index -0.58
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.39
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 3.10

* Based on an €80/tonne carbon price