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 5.65
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -3.34 -0.375 1.25
Prot (kg) -5.81 -0.441 2.56
Fertility Sub Index 3.62
Calving Interval (days) -3.70 -1.459 5.40
Survival (%) -1.59 1.117 -1.78
Calving Sub Index -3.49
Gestation Length (days) 3.80 -0.919 -3.49
Beef Sub Index 3.12
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -4.67 -0.432 2.02
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 12.12

* Based on an €80/tonne carbon price