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 4.09
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -4.54 -0.375 1.70
Prot (kg) -1.65 -0.441 0.73
Fertility Sub Index -10.78
Calving Interval (days) 7.83 -1.459 -11.42
Survival (%) 0.58 1.117 0.65
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -2.08
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 3.22 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index -6.06

* Based on an €80/tonne carbon price