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 3.87
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -0.33 -0.375 0.12
Prot (kg) -5.41 -0.441 2.39
Fertility Sub Index 2.03
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) -0.42 1.117 -0.47
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index -0.24
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.62 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 7.88

* Based on an €80/tonne carbon price