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 2.04
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -2.30 -0.375 0.86
Prot (kg) -2.12 -0.441 0.94
Fertility Sub Index 0.91
Calving Interval (days) -0.58 -1.459 0.85
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.13
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 4.42

* Based on an €80/tonne carbon price