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 -0.16
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) -0.65 -0.375 0.24
Prot (kg) 0.67 -0.441 -0.30
Fertility Sub Index -19.24
Calving Interval (days) 9.16 -1.459 -13.36
Survival (%) -5.26 1.117 -5.88
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 0.52
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.35 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index -15.91

* Based on an €80/tonne carbon price