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 9.20
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -8.42 -0.375 3.15
Prot (kg) -7.70 -0.441 3.40
Fertility Sub Index 5.44
Calving Interval (days) -2.97 -1.459 4.33
Survival (%) 0.99 1.117 1.11
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 3.43
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -1.22 -0.432 0.53
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 19.31

* Based on an €80/tonne carbon price