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) -20.00 -0.014 0.28
Fat (kg) 0.71 -0.375 -0.27
Prot (kg) -1.12 -0.441 0.49
Fertility Sub Index 0.25
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) -0.01 1.117 -0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.14
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 2.57

* Based on an €80/tonne carbon price