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 5.26
Milk (kg) -247.00 -0.014 3.46
Fat (kg) 2.13 -0.375 -0.80
Prot (kg) -5.90 -0.441 2.60
Fertility Sub Index 4.09
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) 1.53 1.117 1.71
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -1.98
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 8.75 -0.432 -3.78
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 15.26

* Based on an €80/tonne carbon price