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 5.64
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -3.13 -0.375 1.17
Prot (kg) -3.50 -0.441 1.54
Fertility Sub Index 6.73
Calving Interval (days) -5.60 -1.459 8.17
Survival (%) -1.29 1.117 -1.44
Calving Sub Index -3.06
Gestation Length (days) 3.33 -0.919 -3.06
Beef Sub Index 2.74
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -3.54 -0.432 1.53
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 14.38

* Based on an €80/tonne carbon price