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 2.48
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) -5.48 -0.375 2.05
Prot (kg) -1.23 -0.441 0.54
Fertility Sub Index 4.26
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 0.26 1.117 0.29
Calving Sub Index -0.06
Gestation Length (days) 0.07 -0.919 -0.06
Beef Sub Index -0.41
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 8.23

* Based on an €80/tonne carbon price