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 -4.46
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 10.29 -0.375 -3.85
Prot (kg) 1.40 -0.441 -0.62
Fertility Sub Index -2.27
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index -0.02
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.49 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index -4.81

* Based on an €80/tonne carbon price