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 5.62
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -1.70 -0.375 0.64
Prot (kg) -5.67 -0.441 2.50
Fertility Sub Index -1.91
Calving Interval (days) 1.01 -1.459 -1.47
Survival (%) -0.39 1.117 -0.44
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.78
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) -1.44 -0.432 0.62
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 6.53

* Based on an €80/tonne carbon price