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 4.11
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -3.42 -0.441 1.51
Fertility Sub Index 0.57
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.01
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 6.31

* Based on an €80/tonne carbon price