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 4.54
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -1.97 -0.375 0.74
Prot (kg) -5.40 -0.441 2.38
Fertility Sub Index -0.75
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) -1.04 1.117 -1.16
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.63
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index -2.05
Live WT (kg) 6.70 -0.307 -2.05
Total Carbon Sub Index -0.37

* Based on an €80/tonne carbon price