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 3.66
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -1.42 -0.375 0.53
Prot (kg) -5.75 -0.441 2.54
Fertility Sub Index 0.53
Calving Interval (days) -0.32 -1.459 0.47
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.16
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 4.34

* Based on an €80/tonne carbon price