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 17.03
Milk (kg) -435.00 -0.014 6.09
Fat (kg) -16.81 -0.375 6.30
Prot (kg) -10.52 -0.441 4.64
Fertility Sub Index 5.01
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 0.75 1.117 0.84
Calving Sub Index -1.38
Gestation Length (days) 1.50 -0.919 -1.38
Beef Sub Index -1.50
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) 0.17 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 21.59

* Based on an €80/tonne carbon price