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 -0.60
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) 3.66 -0.375 -1.37
Prot (kg) -2.36 -0.441 1.04
Fertility Sub Index -9.39
Calving Interval (days) 4.30 -1.459 -6.27
Survival (%) -2.79 1.117 -3.12
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 0.43
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index -7.52

* Based on an €80/tonne carbon price