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 9.56
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -7.78 -0.375 2.91
Prot (kg) -5.86 -0.441 2.59
Fertility Sub Index 8.23
Calving Interval (days) -5.40 -1.459 7.88
Survival (%) 0.31 1.117 0.35
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index 2.66
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) -0.55 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 25.54

* Based on an €80/tonne carbon price