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 9.65
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -7.44 -0.375 2.79
Prot (kg) -6.36 -0.441 2.81
Fertility Sub Index 3.14
Calving Interval (days) -2.08 -1.459 3.03
Survival (%) 0.09 1.117 0.10
Calving Sub Index 1.97
Gestation Length (days) -2.14 -0.919 1.97
Beef Sub Index 2.44
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.11 -0.432 0.91
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index 15.05

* Based on an €80/tonne carbon price