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 5.19
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -8.95 -0.375 3.35
Prot (kg) -1.46 -0.441 0.64
Fertility Sub Index -1.38
Calving Interval (days) 0.51 -1.459 -0.74
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 0.02
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.13 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 5.54

* Based on an €80/tonne carbon price