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 -11.85
Milk (kg) 311.00 -0.014 -4.35
Fat (kg) 12.60 -0.375 -4.72
Prot (kg) 6.29 -0.441 -2.78
Fertility Sub Index -0.87
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.60
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -10.59

* Based on an €80/tonne carbon price