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 6.59
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -5.12 -0.375 1.92
Prot (kg) -5.31 -0.441 2.34
Fertility Sub Index 6.09
Calving Interval (days) -3.44 -1.459 5.02
Survival (%) 0.96 1.117 1.07
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 0.62
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 17.36

* Based on an €80/tonne carbon price