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 2.08
Milk (kg) -97.00 -0.014 1.36
Fat (kg) 1.14 -0.375 -0.43
Prot (kg) -2.60 -0.441 1.15
Fertility Sub Index 1.98
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) 0.41 1.117 0.46
Calving Sub Index -0.13
Gestation Length (days) 0.14 -0.919 -0.13
Beef Sub Index 0.17
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 6.18

* Based on an €80/tonne carbon price