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 -11.63
Milk (kg) 260.00 -0.014 -3.64
Fat (kg) 7.80 -0.375 -2.92
Prot (kg) 11.49 -0.441 -5.07
Fertility Sub Index 4.24
Calving Interval (days) -2.73 -1.459 3.98
Survival (%) 0.23 1.117 0.26
Calving Sub Index 2.62
Gestation Length (days) -2.85 -0.919 2.62
Beef Sub Index 2.43
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index -0.78

* Based on an €80/tonne carbon price