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 10.44
Milk (kg) -271.00 -0.014 3.79
Fat (kg) -9.32 -0.375 3.49
Prot (kg) -7.14 -0.441 3.15
Fertility Sub Index 6.06
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) 1.26 1.117 1.41
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.69
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 0.36 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 29.19

* Based on an €80/tonne carbon price