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 1.31
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -2.34 -0.375 0.88
Prot (kg) -0.95 -0.441 0.42
Fertility Sub Index -9.31
Calving Interval (days) 5.73 -1.459 -8.36
Survival (%) -0.85 1.117 -0.95
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.55
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.07 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index -4.60

* Based on an €80/tonne carbon price