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 2.53
Milk (kg) -96.00 -0.014 1.34
Fat (kg) 1.38 -0.375 -0.52
Prot (kg) -3.85 -0.441 1.70
Fertility Sub Index 0.65
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.09
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 4.91

* Based on an €80/tonne carbon price