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 1.56
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -1.21 -0.375 0.45
Prot (kg) -1.85 -0.441 0.82
Fertility Sub Index 4.39
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.32
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -0.97 -0.432 0.42
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 11.08

* Based on an €80/tonne carbon price