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 7.34
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -7.10 -0.375 2.66
Prot (kg) -6.30 -0.441 2.78
Fertility Sub Index 3.72
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.35
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 14.97

* Based on an €80/tonne carbon price