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 -3.04
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) 4.38 -0.375 -1.64
Prot (kg) 1.43 -0.441 -0.63
Fertility Sub Index -0.09
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.01
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index -3.43

* Based on an €80/tonne carbon price