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 1.36
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -0.16 -0.375 0.06
Prot (kg) -1.27 -0.441 0.56
Fertility Sub Index -0.08
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.58
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.23 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 2.01
Live WT (kg) -6.55 -0.307 2.01
Total Carbon Sub Index 3.39

* Based on an €80/tonne carbon price