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 4.80
Milk (kg) -505.00 -0.014 7.07
Fat (kg) 11.56 -0.375 -4.33
Prot (kg) -4.67 -0.441 2.06
Fertility Sub Index 3.52
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 2.29 1.117 2.56
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 13.90
Carcass Weight (kg) -33.10 -0.528 17.46
Age of Slaughter (days) 8.25 -0.432 -3.56
Maintenance Sub Index Maint. Sub Index 25.66
Live WT (kg) -83.70 -0.307 25.66
Total Carbon Sub Index 48.49

* Based on an €80/tonne carbon price