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 0.51
Milk (kg) -149.00 -0.014 2.09
Fat (kg) 4.42 -0.375 -1.66
Prot (kg) -0.19 -0.441 0.08
Fertility Sub Index 7.54
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 2.24 1.117 2.50
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.01
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.11 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 17.49

* Based on an €80/tonne carbon price