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 1.06
Milk (kg) -109.00 -0.014 1.53
Fat (kg) 3.82 -0.375 -1.43
Prot (kg) -2.18 -0.441 0.96
Fertility Sub Index 3.88
Calving Interval (days) -1.95 -1.459 2.85
Survival (%) 0.93 1.117 1.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.04
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.26 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 13.07

* Based on an €80/tonne carbon price