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 12.80
Milk (kg) -282.00 -0.014 3.95
Fat (kg) 1.15 -0.375 -0.43
Prot (kg) -21.03 -0.441 9.28
Fertility Sub Index 5.35
Calving Interval (days) -2.35 -1.459 3.43
Survival (%) 1.72 1.117 1.92
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -2.69
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 6.85 -0.432 -2.96
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 19.29

* Based on an €80/tonne carbon price