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 -0.27
Milk (kg) 121.00 -0.014 -1.69
Fat (kg) -3.19 -0.375 1.19
Prot (kg) -0.52 -0.441 0.23
Fertility Sub Index -2.32
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index -0.09
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.38 -0.432 -1.46
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index -3.10

* Based on an €80/tonne carbon price