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 2.53
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -4.36 -0.375 1.63
Prot (kg) -1.42 -0.441 0.63
Fertility Sub Index 0.00
Calving Interval (days) -0.11 -1.459 0.16
Survival (%) -0.14 1.117 -0.16
Calving Sub Index -1.67
Gestation Length (days) 1.82 -0.919 -1.67
Beef Sub Index -3.15
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) 2.78 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index -0.83
Live WT (kg) 2.70 -0.307 -0.83
Total Carbon Sub Index -3.13

* Based on an €80/tonne carbon price