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 7.09
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -3.86 -0.375 1.45
Prot (kg) -8.15 -0.441 3.60
Fertility Sub Index -1.71
Calving Interval (days) 0.74 -1.459 -1.08
Survival (%) -0.56 1.117 -0.63
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.09
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 2.29 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 2.71

* Based on an €80/tonne carbon price