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 15.17
Milk (kg) -304.00 -0.014 4.26
Fat (kg) -14.15 -0.375 5.30
Prot (kg) -12.71 -0.441 5.61
Fertility Sub Index 8.22
Calving Interval (days) -4.24 -1.459 6.19
Survival (%) 1.82 1.117 2.03
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index 1.50
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.28 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 28.00

* Based on an €80/tonne carbon price