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 7.79
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -8.60 -0.375 3.22
Prot (kg) -4.64 -0.441 2.05
Fertility Sub Index 3.33
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) 1.10 1.117 1.23
Calving Sub Index -0.97
Gestation Length (days) 1.06 -0.919 -0.97
Beef Sub Index -4.04
Carcass Weight (kg) 5.80 -0.528 -3.06
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index -2.48
Live WT (kg) 8.10 -0.307 -2.48
Total Carbon Sub Index 3.62

* Based on an €80/tonne carbon price