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 11.07
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -7.53 -0.375 2.82
Prot (kg) -11.24 -0.441 4.96
Fertility Sub Index -1.99
Calving Interval (days) 1.08 -1.459 -1.58
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 2.06
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 12.78

* Based on an €80/tonne carbon price