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 -4.78
Milk (kg) 249.00 -0.014 -3.49
Fat (kg) -3.62 -0.375 1.36
Prot (kg) 6.00 -0.441 -2.65
Fertility Sub Index -10.70
Calving Interval (days) 5.26 -1.459 -7.67
Survival (%) -2.71 1.117 -3.03
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index 1.00
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index -11.46

* Based on an €80/tonne carbon price