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 15.03
Milk (kg) -612.00 -0.014 8.57
Fat (kg) -8.29 -0.375 3.11
Prot (kg) -7.60 -0.441 3.35
Fertility Sub Index 5.06
Calving Interval (days) -3.80 -1.459 5.54
Survival (%) -0.43 1.117 -0.48
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index -4.15
Carcass Weight (kg) 9.60 -0.528 -5.06
Age of Slaughter (days) -2.12 -0.432 0.92
Maintenance Sub Index Maint. Sub Index -2.02
Live WT (kg) 6.60 -0.307 -2.02
Total Carbon Sub Index 13.46

* Based on an €80/tonne carbon price