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 10.88
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -5.62 -0.375 2.11
Prot (kg) -14.34 -0.441 6.33
Fertility Sub Index 0.84
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.02
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 13.53

* Based on an €80/tonne carbon price