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 1.82
Milk (kg) 73.00 -0.014 -1.02
Fat (kg) -4.61 -0.375 1.73
Prot (kg) -2.53 -0.441 1.12
Fertility Sub Index 1.09
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) 0.10 1.117 0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.00
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 3.43

* Based on an €80/tonne carbon price