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 -1.47
Milk (kg) -10.00 -0.014 0.14
Fat (kg) 2.93 -0.375 -1.10
Prot (kg) 1.16 -0.441 -0.51
Fertility Sub Index 2.39
Calving Interval (days) -1.14 -1.459 1.66
Survival (%) 0.65 1.117 0.73
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index 3.11
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 9.00

* Based on an €80/tonne carbon price