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 6.10
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -6.04 -0.375 2.26
Prot (kg) -6.61 -0.441 2.92
Fertility Sub Index -1.89
Calving Interval (days) 1.22 -1.459 -1.78
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.38
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 3.31 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 2.59

* Based on an €80/tonne carbon price