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 1.29
Milk (kg) 61.00 -0.014 -0.85
Fat (kg) -7.02 -0.375 2.63
Prot (kg) 1.09 -0.441 -0.48
Fertility Sub Index 0.86
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.09 1.117 0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.25
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 4.36

* Based on an €80/tonne carbon price