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 2.56
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -1.37 -0.375 0.51
Prot (kg) -2.25 -0.441 0.99
Fertility Sub Index -1.83
Calving Interval (days) 0.78 -1.459 -1.14
Survival (%) -0.62 1.117 -0.69
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.07
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 1.37

* Based on an €80/tonne carbon price