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 2.91
Milk (kg) -109.00 -0.014 1.53
Fat (kg) 0.07 -0.375 -0.03
Prot (kg) -3.20 -0.441 1.41
Fertility Sub Index 6.69
Calving Interval (days) -3.22 -1.459 4.70
Survival (%) 1.78 1.117 1.99
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.14
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 18.96

* Based on an €80/tonne carbon price