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 4.14
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -2.39 -0.375 0.90
Prot (kg) -3.09 -0.441 1.36
Fertility Sub Index 6.97
Calving Interval (days) -3.16 -1.459 4.61
Survival (%) 2.11 1.117 2.36
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 3.16
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -3.29 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 23.42

* Based on an €80/tonne carbon price