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 -3.96
Milk (kg) 42.00 -0.014 -0.59
Fat (kg) 3.90 -0.375 -1.46
Prot (kg) 4.34 -0.441 -1.92
Fertility Sub Index 6.39
Calving Interval (days) -3.44 -1.459 5.02
Survival (%) 1.23 1.117 1.37
Calving Sub Index 2.02
Gestation Length (days) -2.20 -0.919 2.02
Beef Sub Index 3.39
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 8.68
Live WT (kg) -28.30 -0.307 8.68
Total Carbon Sub Index 16.51

* Based on an €80/tonne carbon price