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 0.66
Milk (kg) 101.00 -0.014 -1.41
Fat (kg) -4.02 -0.375 1.51
Prot (kg) -1.28 -0.441 0.56
Fertility Sub Index 2.10
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) 0.57 1.117 0.64
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.38
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index -4.08
Live WT (kg) 13.30 -0.307 -4.08
Total Carbon Sub Index -3.17

* Based on an €80/tonne carbon price