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 11.04
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -16.56 -0.375 6.20
Prot (kg) -5.06 -0.441 2.23
Fertility Sub Index 9.38
Calving Interval (days) -5.44 -1.459 7.94
Survival (%) 1.29 1.117 1.44
Calving Sub Index -2.21
Gestation Length (days) 2.40 -0.919 -2.21
Beef Sub Index -3.19
Carcass Weight (kg) 8.60 -0.528 -4.54
Age of Slaughter (days) -3.13 -0.432 1.35
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index 14.94

* Based on an €80/tonne carbon price