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 2.48
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -1.04 -0.375 0.39
Prot (kg) -1.56 -0.441 0.69
Fertility Sub Index 6.83
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) 1.88 1.117 2.10
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.47
Carcass Weight (kg) -8.20 -0.528 4.33
Age of Slaughter (days) 4.29 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 9.44
Live WT (kg) -30.80 -0.307 9.44
Total Carbon Sub Index 24.00

* Based on an €80/tonne carbon price