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 2.12
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -0.18 -0.375 0.07
Prot (kg) -3.42 -0.441 1.51
Fertility Sub Index 0.32
Calving Interval (days) -0.17 -1.459 0.25
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.43
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 3.85

* Based on an €80/tonne carbon price