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 7.08
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -6.70 -0.375 2.51
Prot (kg) -7.09 -0.441 3.13
Fertility Sub Index 1.43
Calving Interval (days) -0.16 -1.459 0.23
Survival (%) 1.07 1.117 1.20
Calving Sub Index 2.12
Gestation Length (days) -2.31 -0.919 2.12
Beef Sub Index 2.03
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 14.69

* Based on an €80/tonne carbon price