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 1.15
Milk (kg) -31.00 -0.014 0.43
Fat (kg) 0.03 -0.375 -0.01
Prot (kg) -1.65 -0.441 0.73
Fertility Sub Index 0.58
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 0.00 1.117 0.00
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.07
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 3.48

* Based on an €80/tonne carbon price