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 12.11
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -14.02 -0.375 5.25
Prot (kg) -10.69 -0.441 4.72
Fertility Sub Index 11.39
Calving Interval (days) -5.55 -1.459 8.10
Survival (%) 2.95 1.117 3.30
Calving Sub Index -0.02
Gestation Length (days) 0.02 -0.919 -0.02
Beef Sub Index 4.03
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) -0.79 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 10.36
Live WT (kg) -33.80 -0.307 10.36
Total Carbon Sub Index 37.88

* Based on an €80/tonne carbon price