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 -2.67
Milk (kg) -31.00 -0.014 0.43
Fat (kg) 4.45 -0.375 -1.67
Prot (kg) 3.26 -0.441 -1.44
Fertility Sub Index -3.44
Calving Interval (days) 1.86 -1.459 -2.71
Survival (%) -0.65 1.117 -0.73
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 0.08
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.64 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index -8.75

* Based on an €80/tonne carbon price