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 2.47
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -5.40 -0.375 2.02
Prot (kg) -0.44 -0.441 0.19
Fertility Sub Index 4.13
Calving Interval (days) -2.23 -1.459 3.25
Survival (%) 0.78 1.117 0.87
Calving Sub Index -0.88
Gestation Length (days) 0.96 -0.919 -0.88
Beef Sub Index -4.30
Carcass Weight (kg) 7.80 -0.528 -4.11
Age of Slaughter (days) 0.44 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index -1.04
Live WT (kg) 3.40 -0.307 -1.04
Total Carbon Sub Index 0.36

* Based on an €80/tonne carbon price