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 11.02
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -9.78 -0.375 3.66
Prot (kg) -10.35 -0.441 4.57
Fertility Sub Index 0.51
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) 0.00 1.117 0.00
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index 1.23
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 2.89 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 12.78

* Based on an €80/tonne carbon price