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 6.14
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -3.22 -0.375 1.21
Prot (kg) -5.60 -0.441 2.47
Fertility Sub Index 7.85
Calving Interval (days) -5.00 -1.459 7.30
Survival (%) 0.50 1.117 0.56
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index 1.75
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -1.97 -0.432 0.85
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 20.02

* Based on an €80/tonne carbon price