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 7.70
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -7.68 -0.375 2.88
Prot (kg) -4.70 -0.441 2.07
Fertility Sub Index 4.91
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 0.78 1.117 0.87
Calving Sub Index -1.84
Gestation Length (days) 2.00 -0.919 -1.84
Beef Sub Index -2.02
Carcass Weight (kg) 3.30 -0.528 -1.74
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 11.26

* Based on an €80/tonne carbon price