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 -11.96
Milk (kg) 199.00 -0.014 -2.79
Fat (kg) 13.95 -0.375 -5.23
Prot (kg) 8.94 -0.441 -3.95
Fertility Sub Index -3.72
Calving Interval (days) 2.38 -1.459 -3.47
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 2.40
Gestation Length (days) -2.61 -0.919 2.40
Beef Sub Index -2.25
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 7.05 -0.432 -3.04
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index -15.47

* Based on an €80/tonne carbon price