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 8.09
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -7.31 -0.375 2.74
Prot (kg) -6.58 -0.441 2.90
Fertility Sub Index -11.55
Calving Interval (days) 5.94 -1.459 -8.67
Survival (%) -2.58 1.117 -2.88
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index 1.13
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 0.25

* Based on an €80/tonne carbon price