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 22.44
Milk (kg) -367.00 -0.014 5.14
Fat (kg) -25.03 -0.375 9.38
Prot (kg) -17.95 -0.441 7.92
Fertility Sub Index 5.66
Calving Interval (days) -2.66 -1.459 3.88
Survival (%) 1.59 1.117 1.78
Calving Sub Index -1.42
Gestation Length (days) 1.55 -0.919 -1.42
Beef Sub Index -2.46
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 7.04 -0.432 -3.04
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 30.22

* Based on an €80/tonne carbon price