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 3.07
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -0.36 -0.375 0.13
Prot (kg) -3.26 -0.441 1.44
Fertility Sub Index -2.06
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 0.55
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.27 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 2.71

* Based on an €80/tonne carbon price