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 3.34
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -2.28 -0.375 0.85
Prot (kg) -1.79 -0.441 0.79
Fertility Sub Index -1.14
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) 0.74 1.117 0.83
Calving Sub Index -1.37
Gestation Length (days) 1.49 -0.919 -1.37
Beef Sub Index 0.67
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 4.20 -0.432 -1.81
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 7.41

* Based on an €80/tonne carbon price