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 -3.52
Milk (kg) 140.00 -0.014 -1.96
Fat (kg) 3.48 -0.375 -1.30
Prot (kg) 0.59 -0.441 -0.26
Fertility Sub Index -0.19
Calving Interval (days) 0.43 -1.459 -0.63
Survival (%) 0.39 1.117 0.44
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 0.22
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index -2.06

* Based on an €80/tonne carbon price