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 2.14
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -1.50 -0.375 0.56
Prot (kg) -0.33 -0.441 0.15
Fertility Sub Index -0.60
Calving Interval (days) 1.73 -1.459 -2.52
Survival (%) 1.72 1.117 1.92
Calving Sub Index -1.61
Gestation Length (days) 1.75 -0.919 -1.61
Beef Sub Index 0.46
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 2.03

* Based on an €80/tonne carbon price