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 -4.72
Milk (kg) 174.00 -0.014 -2.44
Fat (kg) 3.30 -0.375 -1.24
Prot (kg) 2.37 -0.441 -1.05
Fertility Sub Index -6.94
Calving Interval (days) 3.86 -1.459 -5.63
Survival (%) -1.17 1.117 -1.31
Calving Sub Index 1.40
Gestation Length (days) -1.52 -0.919 1.40
Beef Sub Index -0.67
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index -9.75

* Based on an €80/tonne carbon price