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 2.37
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -2.22 -0.375 0.83
Prot (kg) -2.57 -0.441 1.13
Fertility Sub Index 5.72
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 1.23 1.117 1.37
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.40
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 9.31

* Based on an €80/tonne carbon price