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 0.37
Milk (kg) 17.00 -0.014 -0.24
Fat (kg) -0.15 -0.375 0.06
Prot (kg) -1.26 -0.441 0.56
Fertility Sub Index -8.11
Calving Interval (days) 4.38 -1.459 -6.39
Survival (%) -1.54 1.117 -1.72
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 0.06
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index -6.97

* Based on an €80/tonne carbon price