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 7.54
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -9.35 -0.375 3.50
Prot (kg) -3.89 -0.441 1.72
Fertility Sub Index 4.53
Calving Interval (days) -2.33 -1.459 3.40
Survival (%) 1.01 1.117 1.13
Calving Sub Index -1.98
Gestation Length (days) 2.15 -0.919 -1.98
Beef Sub Index -2.34
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 3.34 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 11.13

* Based on an €80/tonne carbon price