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 -0.38
Milk (kg) -10.00 -0.014 0.14
Fat (kg) 0.73 -0.375 -0.27
Prot (kg) 0.55 -0.441 -0.24
Fertility Sub Index 6.76
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 1.87 1.117 2.09
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.84
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -3.16 -0.432 1.36
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 18.48

* Based on an €80/tonne carbon price