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 7.37
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -7.27 -0.375 2.72
Prot (kg) -5.48 -0.441 2.42
Fertility Sub Index 8.37
Calving Interval (days) -4.57 -1.459 6.67
Survival (%) 1.52 1.117 1.70
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.32
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 25.61

* Based on an €80/tonne carbon price