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 3.45
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -2.85 -0.375 1.07
Prot (kg) -1.21 -0.441 0.53
Fertility Sub Index 5.33
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 1.62 1.117 1.81
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.77
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 14.51

* Based on an €80/tonne carbon price