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 0.51
Milk (kg) -71.00 -0.014 0.99
Fat (kg) 1.61 -0.375 -0.60
Prot (kg) -0.28 -0.441 0.12
Fertility Sub Index 5.23
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) 1.31 1.117 1.46
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.05
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.51 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 15.37

* Based on an €80/tonne carbon price