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 8.56
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -5.02 -0.375 1.88
Prot (kg) -11.40 -0.441 5.03
Fertility Sub Index 0.48
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.61
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 0.18 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 13.61

* Based on an €80/tonne carbon price