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 3.66
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -2.82 -0.375 1.06
Prot (kg) -4.56 -0.441 2.01
Fertility Sub Index -6.60
Calving Interval (days) 3.30 -1.459 -4.81
Survival (%) -1.60 1.117 -1.79
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index -0.49
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index -3.29

* Based on an €80/tonne carbon price