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 2.64
Milk (kg) -99.00 -0.014 1.39
Fat (kg) 3.04 -0.375 -1.14
Prot (kg) -5.41 -0.441 2.39
Fertility Sub Index 5.86
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.58
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -1.70 -0.432 0.73
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 13.21

* Based on an €80/tonne carbon price