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 15.46
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -15.60 -0.375 5.84
Prot (kg) -12.58 -0.441 5.55
Fertility Sub Index 8.29
Calving Interval (days) -4.15 -1.459 6.06
Survival (%) 2.00 1.117 2.23
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 4.89
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) -0.09 -0.432 0.04
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 32.13

* Based on an €80/tonne carbon price