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 8.05
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -6.77 -0.375 2.54
Prot (kg) -7.10 -0.441 3.13
Fertility Sub Index 3.27
Calving Interval (days) -1.69 -1.459 2.47
Survival (%) 0.72 1.117 0.80
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 3.46
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -3.49 -0.432 1.51
Maintenance Sub Index Maint. Sub Index 6.87
Live WT (kg) -22.40 -0.307 6.87
Total Carbon Sub Index 25.48

* Based on an €80/tonne carbon price