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 6.67
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -6.60 -0.375 2.47
Prot (kg) -5.32 -0.441 2.35
Fertility Sub Index 5.26
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 0.79 1.117 0.88
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index -0.38
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 14.45

* Based on an €80/tonne carbon price