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 18.55
Milk (kg) -488.00 -0.014 6.83
Fat (kg) -14.72 -0.375 5.51
Prot (kg) -14.05 -0.441 6.20
Fertility Sub Index 5.28
Calving Interval (days) -3.58 -1.459 5.22
Survival (%) 0.05 1.117 0.06
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index 2.19
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.03 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 29.80

* Based on an €80/tonne carbon price