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 4.36
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -3.48 -0.375 1.30
Prot (kg) -2.43 -0.441 1.07
Fertility Sub Index -4.02
Calving Interval (days) 2.55 -1.459 -3.72
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 2.06
Gestation Length (days) -2.24 -0.919 2.06
Beef Sub Index -0.96
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 9.55 -0.432 -4.12
Maintenance Sub Index Maint. Sub Index -2.42
Live WT (kg) 7.90 -0.307 -2.42
Total Carbon Sub Index -0.97

* Based on an €80/tonne carbon price