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 8.02
Milk (kg) -262.00 -0.014 3.67
Fat (kg) -5.45 -0.375 2.04
Prot (kg) -5.23 -0.441 2.31
Fertility Sub Index 5.48
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 0.73 1.117 0.82
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.52
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -3.51 -0.432 1.52
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 22.03

* Based on an €80/tonne carbon price