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 9.88
Milk (kg) -233.00 -0.014 3.26
Fat (kg) -11.04 -0.375 4.14
Prot (kg) -5.62 -0.441 2.48
Fertility Sub Index -0.99
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) 0.85 1.117 0.95
Calving Sub Index -0.88
Gestation Length (days) 0.96 -0.919 -0.88
Beef Sub Index -2.31
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 5.48 -0.432 -2.37
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 9.98

* Based on an €80/tonne carbon price