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 6.95
Milk (kg) -210.00 -0.014 2.94
Fat (kg) -3.97 -0.375 1.49
Prot (kg) -5.72 -0.441 2.52
Fertility Sub Index 3.41
Calving Interval (days) -0.88 -1.459 1.28
Survival (%) 1.90 1.117 2.12
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index -3.63
Carcass Weight (kg) 4.40 -0.528 -2.32
Age of Slaughter (days) 3.03 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 5.95

* Based on an €80/tonne carbon price