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 11.15
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -10.76 -0.375 4.03
Prot (kg) -6.26 -0.441 2.76
Fertility Sub Index 8.44
Calving Interval (days) -5.20 -1.459 7.59
Survival (%) 0.76 1.117 0.85
Calving Sub Index 1.88
Gestation Length (days) -2.04 -0.919 1.88
Beef Sub Index -1.62
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) -0.41 -0.432 0.18
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 19.94

* Based on an €80/tonne carbon price