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 -0.70
Milk (kg) 89.00 -0.014 -1.25
Fat (kg) -4.24 -0.375 1.59
Prot (kg) 2.36 -0.441 -1.04
Fertility Sub Index 1.68
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 0.98 1.117 1.09
Calving Sub Index -1.79
Gestation Length (days) 1.95 -0.919 -1.79
Beef Sub Index -3.40
Carcass Weight (kg) 6.40 -0.528 -3.38
Age of Slaughter (days) 0.06 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index -2.48
Live WT (kg) 8.10 -0.307 -2.48
Total Carbon Sub Index -6.70

* Based on an €80/tonne carbon price