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 -2.96
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) -1.23 -0.375 0.46
Prot (kg) 6.00 -0.441 -2.65
Fertility Sub Index -0.46
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -0.35 1.117 -0.39
Calving Sub Index -1.39
Gestation Length (days) 1.51 -0.919 -1.39
Beef Sub Index -5.00
Carcass Weight (kg) 7.50 -0.528 -3.96
Age of Slaughter (days) 2.42 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -9.50

* Based on an €80/tonne carbon price