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 6.13
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -3.80 -0.375 1.42
Prot (kg) -4.48 -0.441 1.98
Fertility Sub Index 7.97
Calving Interval (days) -4.77 -1.459 6.96
Survival (%) 0.90 1.117 1.01
Calving Sub Index 1.67
Gestation Length (days) -1.82 -0.919 1.67
Beef Sub Index 6.65
Carcass Weight (kg) -13.40 -0.528 7.07
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 26.41

* Based on an €80/tonne carbon price