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 -1.02
Milk (kg) 261.00 -0.014 -3.65
Fat (kg) -2.85 -0.375 1.07
Prot (kg) -3.54 -0.441 1.56
Fertility Sub Index -1.38
Calving Interval (days) 0.55 -1.459 -0.80
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index -0.06
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 4.29 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 1.35

* Based on an €80/tonne carbon price