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 3.44
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -7.40 -0.375 2.77
Prot (kg) 0.08 -0.441 -0.04
Fertility Sub Index 7.63
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) 2.06 1.117 2.30
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index -1.31
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 0.34 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index 8.48

* Based on an €80/tonne carbon price