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 23.64
Milk (kg) -596.00 -0.014 8.34
Fat (kg) -19.87 -0.375 7.44
Prot (kg) -17.79 -0.441 7.85
Fertility Sub Index 4.64
Calving Interval (days) -4.38 -1.459 6.39
Survival (%) -1.57 1.117 -1.75
Calving Sub Index -3.47
Gestation Length (days) 3.78 -0.919 -3.47
Beef Sub Index 2.33
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -4.05 -0.432 1.75
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 29.58

* Based on an €80/tonne carbon price