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 1.41
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -1.46 -0.375 0.55
Prot (kg) -1.30 -0.441 0.57
Fertility Sub Index 6.67
Calving Interval (days) -3.03 -1.459 4.42
Survival (%) 2.01 1.117 2.25
Calving Sub Index -1.49
Gestation Length (days) 1.62 -0.919 -1.49
Beef Sub Index -2.44
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 7.24 -0.432 -3.13
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 10.43

* Based on an €80/tonne carbon price