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 -0.55
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 4.52 -0.375 -1.69
Prot (kg) -2.77 -0.441 1.22
Fertility Sub Index -1.44
Calving Interval (days) 0.81 -1.459 -1.18
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.80
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 3.56 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index -1.66
Live WT (kg) 5.40 -0.307 -1.66
Total Carbon Sub Index -5.92

* Based on an €80/tonne carbon price