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 0.20
Milk (kg) -3.00 -0.014 0.04
Fat (kg) 0.13 -0.375 -0.05
Prot (kg) -0.47 -0.441 0.21
Fertility Sub Index 0.22
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.18
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 1.50

* Based on an €80/tonne carbon price