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 1.07
Milk (kg) 77.00 -0.014 -1.08
Fat (kg) 9.79 -0.375 -3.67
Prot (kg) -13.17 -0.441 5.81
Fertility Sub Index -2.25
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) -0.64 1.117 -0.72
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 0.42
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 1.03

* Based on an €80/tonne carbon price