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 18.03
Milk (kg) -405.00 -0.014 5.67
Fat (kg) -19.52 -0.375 7.31
Prot (kg) -11.44 -0.441 5.05
Fertility Sub Index 6.63
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 1.43 1.117 1.60
Calving Sub Index -1.63
Gestation Length (days) 1.77 -0.919 -1.63
Beef Sub Index -3.47
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 6.69 -0.432 -2.89
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 23.06

* Based on an €80/tonne carbon price