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 -1.21
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -0.03 -0.375 0.01
Prot (kg) 3.72 -0.441 -1.64
Fertility Sub Index 5.63
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) 2.02 1.117 2.26
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index -1.76
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 4.81 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 9.49

* Based on an €80/tonne carbon price