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 18.76
Milk (kg) -388.00 -0.014 5.43
Fat (kg) -17.25 -0.375 6.46
Prot (kg) -15.55 -0.441 6.86
Fertility Sub Index 7.82
Calving Interval (days) -4.13 -1.459 6.03
Survival (%) 1.61 1.117 1.80
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index 3.13
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -0.52 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 7.73
Live WT (kg) -25.20 -0.307 7.73
Total Carbon Sub Index 37.18

* Based on an €80/tonne carbon price