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 1.69
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) -1.87 -0.375 0.70
Prot (kg) -3.03 -0.441 1.34
Fertility Sub Index 5.21
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 1.52 1.117 1.70
Calving Sub Index -3.49
Gestation Length (days) 3.80 -0.919 -3.49
Beef Sub Index -0.40
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) -2.25 -0.432 0.97
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 2.58

* Based on an €80/tonne carbon price