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 3.06
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -0.88 -0.375 0.33
Prot (kg) -2.54 -0.441 1.12
Fertility Sub Index -1.63
Calving Interval (days) 0.75 -1.459 -1.09
Survival (%) -0.48 1.117 -0.54
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.53
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 2.84

* Based on an €80/tonne carbon price