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 5.50
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -3.72 -0.375 1.39
Prot (kg) -4.22 -0.441 1.86
Fertility Sub Index 4.57
Calving Interval (days) -2.39 -1.459 3.49
Survival (%) 0.97 1.117 1.08
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.85
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.12 -0.432 0.05
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 21.24

* Based on an €80/tonne carbon price