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 1.07
Milk (kg) -20.00 -0.014 0.28
Fat (kg) 1.51 -0.375 -0.57
Prot (kg) -3.08 -0.441 1.36
Fertility Sub Index -6.94
Calving Interval (days) 3.64 -1.459 -5.31
Survival (%) -1.46 1.117 -1.63
Calving Sub Index -0.10
Gestation Length (days) 0.11 -0.919 -0.10
Beef Sub Index 0.22
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.80 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index -4.32

* Based on an €80/tonne carbon price