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 14.90
Milk (kg) -363.00 -0.014 5.08
Fat (kg) -10.35 -0.375 3.88
Prot (kg) -13.47 -0.441 5.95
Fertility Sub Index 6.70
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 1.74 1.117 1.94
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index 2.05
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) -3.03 -0.432 1.31
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 22.91

* Based on an €80/tonne carbon price