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 2.37
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -0.18 -0.375 0.07
Prot (kg) -2.13 -0.441 0.94
Fertility Sub Index -0.16
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -1.11
Gestation Length (days) 1.21 -0.919 -1.11
Beef Sub Index 0.42
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 3.66

* Based on an €80/tonne carbon price