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 1.89
Milk (kg) 13.00 -0.014 -0.18
Fat (kg) -1.35 -0.375 0.51
Prot (kg) -3.56 -0.441 1.57
Fertility Sub Index -8.78
Calving Interval (days) 4.28 -1.459 -6.24
Survival (%) -2.27 1.117 -2.54
Calving Sub Index -0.14
Gestation Length (days) 0.15 -0.919 -0.14
Beef Sub Index -0.51
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index -3.86
Live WT (kg) 12.60 -0.307 -3.86
Total Carbon Sub Index -11.40

* Based on an €80/tonne carbon price