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 -5.15
Milk (kg) -13.00 -0.014 0.18
Fat (kg) 13.11 -0.375 -4.91
Prot (kg) 0.96 -0.441 -0.42
Fertility Sub Index 6.15
Calving Interval (days) -2.26 -1.459 3.30
Survival (%) 2.55 1.117 2.85
Calving Sub Index 2.43
Gestation Length (days) -2.64 -0.919 2.43
Beef Sub Index 2.95
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 10.65

* Based on an €80/tonne carbon price