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 6.92
Milk (kg) -231.00 -0.014 3.23
Fat (kg) 1.56 -0.375 -0.58
Prot (kg) -9.67 -0.441 4.27
Fertility Sub Index -5.54
Calving Interval (days) 2.97 -1.459 -4.33
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 0.98
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 3.83

* Based on an €80/tonne carbon price