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 2.01
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -2.32 -0.375 0.87
Prot (kg) -1.76 -0.441 0.78
Fertility Sub Index 3.46
Calving Interval (days) -1.31 -1.459 1.91
Survival (%) 1.39 1.117 1.55
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.44
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 4.81 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 6.54

* Based on an €80/tonne carbon price