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 1.19
Milk (kg) 39.00 -0.014 -0.55
Fat (kg) -1.51 -0.375 0.57
Prot (kg) -2.65 -0.441 1.17
Fertility Sub Index -1.80
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.41
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.46 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 2.79

* Based on an €80/tonne carbon price