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 -6.25
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) 11.44 -0.375 -4.28
Prot (kg) 3.51 -0.441 -1.55
Fertility Sub Index -6.42
Calving Interval (days) 3.89 -1.459 -5.68
Survival (%) -0.67 1.117 -0.75
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index -2.09
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index -4.60
Live WT (kg) 15.00 -0.307 -4.60
Total Carbon Sub Index -18.96

* Based on an €80/tonne carbon price