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 -7.91
Milk (kg) 225.00 -0.014 -3.15
Fat (kg) 7.27 -0.375 -2.72
Prot (kg) 4.62 -0.441 -2.04
Fertility Sub Index -0.67
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -1.08
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 8.12 -0.432 -3.51
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index -11.56

* Based on an €80/tonne carbon price