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 7.54
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -6.37 -0.375 2.39
Prot (kg) -9.50 -0.441 4.19
Fertility Sub Index 5.63
Calving Interval (days) -3.94 -1.459 5.75
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 1.41
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 3.57 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 17.48

* Based on an €80/tonne carbon price