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 9.48
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -7.02 -0.375 2.63
Prot (kg) -5.44 -0.441 2.40
Fertility Sub Index 8.88
Calving Interval (days) -4.86 -1.459 7.09
Survival (%) 1.60 1.117 1.79
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index 2.02
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 25.78

* Based on an €80/tonne carbon price