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 13.28
Milk (kg) -317.00 -0.014 4.44
Fat (kg) -12.78 -0.375 4.79
Prot (kg) -9.19 -0.441 4.06
Fertility Sub Index 6.88
Calving Interval (days) -4.23 -1.459 6.17
Survival (%) 0.63 1.117 0.70
Calving Sub Index -0.96
Gestation Length (days) 1.04 -0.919 -0.96
Beef Sub Index -1.80
Carcass Weight (kg) 4.10 -0.528 -2.16
Age of Slaughter (days) -0.85 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 18.45

* Based on an €80/tonne carbon price