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 -0.46
Milk (kg) -4.00 -0.014 0.06
Fat (kg) 0.87 -0.375 -0.33
Prot (kg) 0.44 -0.441 -0.19
Fertility Sub Index 6.22
Calving Interval (days) -3.02 -1.459 4.41
Survival (%) 1.62 1.117 1.81
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.22
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.61 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 17.11

* Based on an €80/tonne carbon price