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 3.48
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -3.88 -0.375 1.45
Prot (kg) -4.49 -0.441 1.98
Fertility Sub Index -3.64
Calving Interval (days) 1.87 -1.459 -2.73
Survival (%) -0.82 1.117 -0.92
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index -0.14
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 0.70

* Based on an €80/tonne carbon price