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 11.22
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -11.00 -0.375 4.12
Prot (kg) -8.85 -0.441 3.91
Fertility Sub Index 3.08
Calving Interval (days) -1.48 -1.459 2.16
Survival (%) 0.82 1.117 0.92
Calving Sub Index -1.33
Gestation Length (days) 1.45 -0.919 -1.33
Beef Sub Index -1.42
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 5.73 -0.432 -2.47
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 18.05

* Based on an €80/tonne carbon price