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 2.64
Milk (kg) -109.00 -0.014 1.53
Fat (kg) 0.81 -0.375 -0.30
Prot (kg) -3.21 -0.441 1.42
Fertility Sub Index -3.68
Calving Interval (days) 1.85 -1.459 -2.70
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index -0.05
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.78 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index -0.38

* Based on an €80/tonne carbon price