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 5.18
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -4.22 -0.375 1.58
Prot (kg) -3.42 -0.441 1.51
Fertility Sub Index 7.06
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) 1.55 1.117 1.73
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.63
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.59 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 23.06

* Based on an €80/tonne carbon price