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 13.13
Milk (kg) -233.00 -0.014 3.26
Fat (kg) -13.42 -0.375 5.03
Prot (kg) -10.98 -0.441 4.85
Fertility Sub Index 3.91
Calving Interval (days) -1.98 -1.459 2.89
Survival (%) 0.91 1.117 1.02
Calving Sub Index -1.82
Gestation Length (days) 1.98 -0.919 -1.82
Beef Sub Index -1.24
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.99 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 18.28

* Based on an €80/tonne carbon price