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 15.85
Milk (kg) -404.00 -0.014 5.66
Fat (kg) -7.55 -0.375 2.83
Prot (kg) -16.69 -0.441 7.37
Fertility Sub Index 3.98
Calving Interval (days) -2.12 -1.459 3.09
Survival (%) 0.79 1.117 0.88
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.57
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 21.52

* Based on an €80/tonne carbon price