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 17.94
Milk (kg) -345.00 -0.014 4.83
Fat (kg) -19.29 -0.375 7.23
Prot (kg) -13.33 -0.441 5.88
Fertility Sub Index 9.45
Calving Interval (days) -4.51 -1.459 6.58
Survival (%) 2.57 1.117 2.87
Calving Sub Index -1.45
Gestation Length (days) 1.58 -0.919 -1.45
Beef Sub Index 3.96
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) -0.49 -0.432 0.21
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 34.46

* Based on an €80/tonne carbon price