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 -1.47
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 3.45 -0.375 -1.29
Prot (kg) 0.43 -0.441 -0.19
Fertility Sub Index -2.09
Calving Interval (days) 1.04 -1.459 -1.52
Survival (%) -0.51 1.117 -0.57
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.44
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.07 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index -2.29

* Based on an €80/tonne carbon price