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 1.39
Milk (kg) -212.00 -0.014 2.97
Fat (kg) 8.31 -0.375 -3.11
Prot (kg) -3.48 -0.441 1.54
Fertility Sub Index 2.76
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) -0.40 1.117 -0.45
Calving Sub Index 2.82
Gestation Length (days) -3.07 -0.919 2.82
Beef Sub Index 2.04
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.30 -0.432 0.56
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 9.97

* Based on an €80/tonne carbon price