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 11.60
Milk (kg) -333.00 -0.014 4.66
Fat (kg) -12.97 -0.375 4.86
Prot (kg) -4.72 -0.441 2.08
Fertility Sub Index 39.23
Calving Interval (days) -24.49 -1.459 35.73
Survival (%) 3.13 1.117 3.50
Calving Sub Index 2.66
Gestation Length (days) -2.89 -0.919 2.66
Beef Sub Index -0.85
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 55.98

* Based on an €80/tonne carbon price