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 18.04
Milk (kg) -543.00 -0.014 7.60
Fat (kg) -5.72 -0.375 2.14
Prot (kg) -18.80 -0.441 8.30
Fertility Sub Index -0.25
Calving Interval (days) 0.46 -1.459 -0.67
Survival (%) 0.38 1.117 0.42
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 4.05
Carcass Weight (kg) -10.10 -0.528 5.33
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 7.57
Live WT (kg) -24.70 -0.307 7.57
Total Carbon Sub Index 28.95

* Based on an €80/tonne carbon price