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 15.21
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -17.79 -0.375 6.66
Prot (kg) -11.11 -0.441 4.90
Fertility Sub Index 7.58
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 1.55 1.117 1.73
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index 1.84
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -3.40 -0.432 1.47
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 25.29

* Based on an €80/tonne carbon price