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 2.59
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -3.98 -0.375 1.49
Prot (kg) -1.18 -0.441 0.52
Fertility Sub Index 2.31
Calving Interval (days) -1.62 -1.459 2.36
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.88
Gestation Length (days) 0.96 -0.919 -0.88
Beef Sub Index -3.85
Carcass Weight (kg) 4.40 -0.528 -2.32
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index -0.64
Live WT (kg) 2.10 -0.307 -0.64
Total Carbon Sub Index -0.49

* Based on an €80/tonne carbon price