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 9.74
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -4.93 -0.375 1.85
Prot (kg) -13.50 -0.441 5.96
Fertility Sub Index -0.09
Calving Interval (days) -0.22 -1.459 0.32
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.14
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 10.56

* Based on an €80/tonne carbon price