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 9.86
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -8.13 -0.375 3.05
Prot (kg) -8.47 -0.441 3.74
Fertility Sub Index 3.83
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 0.82 1.117 0.92
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.52
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 16.51

* Based on an €80/tonne carbon price