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 -0.48
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) 4.60 -0.375 -1.72
Prot (kg) -3.08 -0.441 1.36
Fertility Sub Index -9.95
Calving Interval (days) 5.71 -1.459 -8.33
Survival (%) -1.45 1.117 -1.62
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index -0.12
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.34 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index -9.98

* Based on an €80/tonne carbon price