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 7.56
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -5.58 -0.375 2.09
Prot (kg) -9.03 -0.441 3.99
Fertility Sub Index 3.02
Calving Interval (days) -1.83 -1.459 2.67
Survival (%) 0.31 1.117 0.35
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.68
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.27 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 14.73

* Based on an €80/tonne carbon price