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 11.09
Milk (kg) -273.00 -0.014 3.82
Fat (kg) -10.57 -0.375 3.96
Prot (kg) -7.50 -0.441 3.31
Fertility Sub Index 3.05
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.12
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -3.56 -0.432 1.54
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 21.90

* Based on an €80/tonne carbon price