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 7.03
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -5.73 -0.375 2.15
Prot (kg) -5.48 -0.441 2.42
Fertility Sub Index 6.27
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) 1.17 1.117 1.31
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index 0.36
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 16.98

* Based on an €80/tonne carbon price