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 6.02
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -8.97 -0.375 3.36
Prot (kg) -1.62 -0.441 0.72
Fertility Sub Index 6.90
Calving Interval (days) -3.09 -1.459 4.51
Survival (%) 2.14 1.117 2.39
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.49
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 21.83

* Based on an €80/tonne carbon price