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 1.21
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -1.97 -0.375 0.74
Prot (kg) 0.21 -0.441 -0.09
Fertility Sub Index -0.86
Calving Interval (days) 1.37 -1.459 -2.00
Survival (%) 1.02 1.117 1.14
Calving Sub Index -0.61
Gestation Length (days) 0.66 -0.919 -0.61
Beef Sub Index -1.49
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 6.74 -0.432 -2.91
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 4.02

* Based on an €80/tonne carbon price