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 7.26
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -4.46 -0.375 1.67
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index 3.58
Calving Interval (days) -1.35 -1.459 1.97
Survival (%) 1.44 1.117 1.61
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 3.42
Carcass Weight (kg) -13.10 -0.528 6.91
Age of Slaughter (days) 8.09 -0.432 -3.49
Maintenance Sub Index Maint. Sub Index 12.63
Live WT (kg) -41.20 -0.307 12.63
Total Carbon Sub Index 27.49

* Based on an €80/tonne carbon price