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 -4.44
Milk (kg) 188.00 -0.014 -2.63
Fat (kg) 2.05 -0.375 -0.77
Prot (kg) 2.36 -0.441 -1.04
Fertility Sub Index -2.23
Calving Interval (days) 0.85 -1.459 -1.24
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 1.72
Gestation Length (days) -1.87 -0.919 1.72
Beef Sub Index -0.19
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index -2.20

* Based on an €80/tonne carbon price