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 -4.35
Milk (kg) -34.00 -0.014 0.48
Fat (kg) 7.83 -0.375 -2.93
Prot (kg) 4.29 -0.441 -1.89
Fertility Sub Index -3.72
Calving Interval (days) 2.31 -1.459 -3.37
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 2.33
Gestation Length (days) -2.53 -0.919 2.33
Beef Sub Index -1.05
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 5.12 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index -2.42
Live WT (kg) 7.90 -0.307 -2.42
Total Carbon Sub Index -9.22

* Based on an €80/tonne carbon price