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 4.01
Milk (kg) 130.00 -0.014 -1.82
Fat (kg) -9.44 -0.375 3.54
Prot (kg) -5.20 -0.441 2.30
Fertility Sub Index 0.85
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.10
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 6.73

* Based on an €80/tonne carbon price