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 10.52
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -9.98 -0.375 3.74
Prot (kg) -8.04 -0.441 3.55
Fertility Sub Index 2.10
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) 0.08 1.117 0.09
Calving Sub Index -2.04
Gestation Length (days) 2.22 -0.919 -2.04
Beef Sub Index -0.26
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 15.72

* Based on an €80/tonne carbon price