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 3.59
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -2.88 -0.375 1.08
Prot (kg) -3.18 -0.441 1.40
Fertility Sub Index 6.85
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 1.87 1.117 2.09
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.48
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.72 -0.432 0.74
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 23.17

* Based on an €80/tonne carbon price