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 16.03
Milk (kg) -397.00 -0.014 5.56
Fat (kg) -7.96 -0.375 2.98
Prot (kg) -16.97 -0.441 7.49
Fertility Sub Index 1.25
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 0.58 1.117 0.65
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index 0.57
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.51 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 20.47

* Based on an €80/tonne carbon price