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 1.18
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -0.20 -0.375 0.07
Prot (kg) -2.40 -0.441 1.06
Fertility Sub Index -6.38
Calving Interval (days) 3.54 -1.459 -5.17
Survival (%) -1.09 1.117 -1.22
Calving Sub Index 1.51
Gestation Length (days) -1.64 -0.919 1.51
Beef Sub Index -1.42
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index -5.03

* Based on an €80/tonne carbon price