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 23.64
Milk (kg) -597.00 -0.014 8.36
Fat (kg) -19.79 -0.375 7.41
Prot (kg) -17.82 -0.441 7.87
Fertility Sub Index 7.88
Calving Interval (days) -4.85 -1.459 7.08
Survival (%) 0.72 1.117 0.80
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index 3.79
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) -0.95 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 39.80

* Based on an €80/tonne carbon price