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 1.50
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -2.04 -0.375 0.76
Prot (kg) -0.33 -0.441 0.15
Fertility Sub Index 11.62
Calving Interval (days) -5.79 -1.459 8.45
Survival (%) 2.84 1.117 3.17
Calving Sub Index -3.51
Gestation Length (days) 3.82 -0.919 -3.51
Beef Sub Index 5.29
Carcass Weight (kg) -11.30 -0.528 5.96
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 20.23

* Based on an €80/tonne carbon price