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 3.41
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -2.34 -0.375 0.88
Prot (kg) -2.54 -0.441 1.12
Fertility Sub Index -1.33
Calving Interval (days) 0.87 -1.459 -1.27
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 1.18
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 2.88 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 9.16

* Based on an €80/tonne carbon price