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 12.41
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -9.49 -0.375 3.55
Prot (kg) -9.76 -0.441 4.31
Fertility Sub Index 2.02
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.40
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.26 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 23.98

* Based on an €80/tonne carbon price