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 1.25
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -0.92 -0.375 0.34
Prot (kg) -1.13 -0.441 0.50
Fertility Sub Index -0.64
Calving Interval (days) 0.36 -1.459 -0.53
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index 0.50
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.60 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 0.96

* Based on an €80/tonne carbon price