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 4.86
Milk (kg) -174.00 -0.014 2.44
Fat (kg) 3.82 -0.375 -1.43
Prot (kg) -8.74 -0.441 3.86
Fertility Sub Index 6.69
Calving Interval (days) -5.62 -1.459 8.20
Survival (%) -1.35 1.117 -1.51
Calving Sub Index -1.19
Gestation Length (days) 1.29 -0.919 -1.19
Beef Sub Index 0.25
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) -2.05 -0.432 0.88
Maintenance Sub Index Maint. Sub Index -0.28
Live WT (kg) 0.90 -0.307 -0.28
Total Carbon Sub Index 10.35

* Based on an €80/tonne carbon price