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 2.25
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -0.98 -0.375 0.37
Prot (kg) -3.06 -0.441 1.35
Fertility Sub Index -0.52
Calving Interval (days) 0.22 -1.459 -0.32
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.32
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 2.07

* Based on an €80/tonne carbon price