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 5.31
Milk (kg) 78.00 -0.014 -1.09
Fat (kg) -10.93 -0.375 4.09
Prot (kg) -5.24 -0.441 2.31
Fertility Sub Index 4.06
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) 1.35 1.117 1.51
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index -0.86
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 11.48

* Based on an €80/tonne carbon price