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 6.67
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -7.60 -0.375 2.85
Prot (kg) -5.04 -0.441 2.22
Fertility Sub Index 12.11
Calving Interval (days) -6.02 -1.459 8.78
Survival (%) 2.98 1.117 3.33
Calving Sub Index -3.38
Gestation Length (days) 3.68 -0.919 -3.38
Beef Sub Index 1.32
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -2.21 -0.432 0.95
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 18.57

* Based on an €80/tonne carbon price