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 9.68
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -11.11 -0.375 4.16
Prot (kg) -5.20 -0.441 2.30
Fertility Sub Index -1.17
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) 0.72 1.117 0.80
Calving Sub Index -1.29
Gestation Length (days) 1.40 -0.919 -1.29
Beef Sub Index 0.53
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 4.26 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 13.71

* Based on an €80/tonne carbon price