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 14.06
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -15.10 -0.375 5.66
Prot (kg) -8.31 -0.441 3.67
Fertility Sub Index 5.14
Calving Interval (days) -2.44 -1.459 3.56
Survival (%) 1.41 1.117 1.58
Calving Sub Index -1.31
Gestation Length (days) 1.43 -0.919 -1.31
Beef Sub Index -2.50
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 7.39 -0.432 -3.19
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 20.71

* Based on an €80/tonne carbon price