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 12.94
Milk (kg) -277.00 -0.014 3.88
Fat (kg) -11.19 -0.375 4.19
Prot (kg) -11.04 -0.441 4.87
Fertility Sub Index 6.31
Calving Interval (days) -4.05 -1.459 5.91
Survival (%) 0.36 1.117 0.40
Calving Sub Index -0.63
Gestation Length (days) 0.68 -0.919 -0.63
Beef Sub Index 1.60
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.64 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 23.56

* Based on an €80/tonne carbon price