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 1.34
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -0.96 -0.375 0.36
Prot (kg) -0.80 -0.441 0.35
Fertility Sub Index 0.07
Calving Interval (days) -0.01 -1.459 0.01
Survival (%) 0.05 1.117 0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.13
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 2.35

* Based on an €80/tonne carbon price