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 16.52
Milk (kg) -233.00 -0.014 3.26
Fat (kg) -17.85 -0.375 6.69
Prot (kg) -14.90 -0.441 6.58
Fertility Sub Index 6.85
Calving Interval (days) -4.36 -1.459 6.36
Survival (%) 0.44 1.117 0.49
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 1.39
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.21 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 28.36

* Based on an €80/tonne carbon price